list of former tractor manufacturers

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* Aquaculture
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Related

* Agribusiness
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This is a list of companies that formerly manufactured and / or sold tractors. Some tractor and / or agricultural machinery companies have discontinued manufacturing, or were bought out or merged with other companies, or their company names may have changed.

## Contents

* 1 Overview production figures of tractors in the USA
* 2 A
* 3 B
* 4 C
* 5 D
* 6 E
* 7 F
* 8 G
* 9 H
* 10 I
* 11 J
* 12 K
* 13 L
* 14 M
* 15 N
* 16 O
* 17 P
* 18 Q
* 19 R
* 20 S
* 21 T
* 22 U
* 23 V
* 24 W
* 25 X
* 26 Y
* 27 Z
* 28 See also
* 29 References
* 30 External links

The production numbers of tractors in the USA amounted to 10,300 from the first vehicles up to 1915. In 1916, 29,670. In 1917, 62,742, and in 1918, 132,697 tractors. [1][2] In 1919, 164,590. [3] In 1920, 203,207. [4] In 1921, 73,198. [5] In 1922, 99,692. In 1923, 134,590. In 1924, 119,305. In 1925, 167,640. In 1926, 181,995. In 1927, 200,500. In the year 1918, there were 130 different tractor manufacturers in the USA. [6] From 1900 to 1947, 593 tractor manufacturers in the USA exist. [7]

Contents:

* Top
* 0–9
* A
* B
* C
* D
* E
* F
* G
* H
* I
* J
* K
* L
* M
* N
* O
* P
* Q
* R
* S
* T
* U
* V
* W
* X
* Y
* Z

## Overview production figures of tractors in the USA

Year | Production | Gas Tractors | International Harvester tractors | Ford gasoline tractors | Gas establishments | Steam Tractors | steam establishments

|
|
|
|
|
|
|

1849-1884 |  |  |  | 0 |  |

* > 3,406
* (2,786 Case
* 620 Huber)

* A.L. Archambault (1849) [8][9]
* Hoard and Bradford (1850)
* Gaar Scott (1852)
* J.W. Fawkes (1858) [10]
* Robinson & Co. (1860)
* Rumely (1863)
* Case (1876) [11]
* Oneida Iron Works (1880)

1885 [12] |  |  |  | 0 |  |

* > 379
* 195 Case
* 153 Huber
* 31 Port Huron

* Case
* Huber
* Port Huron
* Ames Iron Works [13]

1886 |  |  |  | 0 |  |

* > 352
* 182 Case
* 130 Huber
* 40 Port Huron

* Case
* Huber
* Port Huron

1887 |  |  |  | 0 |  |

* > 473
* 236 Case
* 195 Huber
* 42 Port Huron

* Case
* Huber
* Port Huron
* Nichols Shepard & Co.

1888 |  |  |  | 0 |  |

* > 601
* 280 Case
* 252 Huber
* 69 Port Huron

* Case
* Huber
* Port Huron

1889 |  | 6 |  | 0 | Charter Gas Engine/ Rumely [14] |

* > 974
* 297 Case
* 325 Huber
* 62 Port Huron
* 290 Geiser

* Case
* Huber
* Port Huron
* Geiser

1890 |  | 1 |  | 0 | Taylor | [15]

* ~ 3,000
* 456 Case
* 402 Huber
* 94 Port Huron
* 190 Geiser
* 255 Taylor
* 50 Minneapolis

* Case
* Huber
* Port Huron
* Geiser
* Aultman-Taylor
* Minneapolis
* O.S. Kelley
* A.D. Baker
* Ferdinand Machine Works

1891 |  |  |  | 0 | William Deering/ New Ideal [16] |

* > 1,725
* 462 Case
* 396 Huber
* 87 Port Huron
* 330 Geiser
* 340 Taylor
* 110 Minneapolis

* Case
* Huber
* Port Huron
* Geiser
* Aultman-Taylor
* Minneapolis
* O.S. Kelley
* Minnesota

1892 |  | 3 |  | 0 |

* John Froehlich/ Van Duzen Gas
* Case [17]
* C.H. Dissinger and Bros.
* Patterson [18]

* > 1,975
* 572 Case
* 475 Huber
* 97 Port Huron
* 306 Geiser
* 350 Taylor
* 175 Minneapolis

* Case
* Huber
* Port Huron
* Geiser
* Aultman-Taylor
* Minneapolis
* O.S. Kelley
* Minnesota

1893 |  | 2 |  | 0 |

* J.A. Hockett [19]
* John Froehlich/ Waterloo

* > 1,851
* 482 Case
* 361 Huber
* 68 Port Huron
* 310 Geiser
* 250 Taylor
* 380 Minneapolis

* Case
* Huber
* Port Huron
* Geiser
* Aultman-Taylor
* Minneapolis
* O.S. Kelley
* Minnesota

1894 |  | 4 |  | 0 |

* Van Duzen (1894-1898 later Huber.) [20][21]
* Otto Gas [22]
* Lambert Gas
* Charter Gas [23]
* Best

* > 906
* 199 Case
* 185 Huber
* 47 Port Huron
* 260 Geiser
* 110 Taylor
* 105 Minneapolis

* Case
* Huber
* Port Huron
* Geiser
* Aultman-Taylor
* Minneapolis
* O.S. Kelley
* Minnesota

1895 |  | 4 (File:Hockett tractor (1895).jpgHockett tractor) |  | 0 |

* Waterloo [24]
* Davis
* Webster
* Charter Gas
* J.A. Hockett

* > 1,108
* 127 Case
* 339 Huber
* 52 Port Huron
* 310 Geiser
* 120 Taylor
* 160 Minneapolis

1896 |  | ~ 25 [25](6 Otto Gas) [26] |  | 0 |

* van Duzen
* Otto
* Waterloo
* Best

* > 1,528
* 346 Case
* 264 Huber
* 108 Port Huron
* 335 Geiser
* 220 Taylor
* 255 Minneapolis

| D. June
1897 |  |

* > 5
* (4 Kinnard & Sons )

[27] |  | 0 |

* McCormic
* Kinnard & Sons

* > 1,235
* 262 Case
* 217 Huber
* 141 Port Huron
* 335 Geiser
* 140 Taylor
* 140 Minneapolis

1898 [28] |  | 35 |  | 0 |

* Kinnard & Sons
* McCormic
* Huber

* > 1,730
* 211 Case
* 342 Huber
* 252 Port Huron
* 450 Geiser
* 210 Taylor
* 200 Minneapolis
* 65 Harrison

1899 |  | 29 |  | 0 |

* Kinnard & Sons
* S.S. Morton

* > 2,794
* 920 Case
* 412 Huber
* 267 Port Huron
* 540 Geiser
* 260 Taylor
* 365 Minneapolis
* 30 Harrison

| Port Huron
1900 |  |  |  | 0 |

* ( 6 Companies)
* Lambert Gas

| [29]

* ~ 6,100
* 1,032 Case
* 445 Huber
* 342 Port Huron
* 550 Geiser
* 180 Taylor
* 430 Minneapolis
* 58 Harrison

| (31 companys) [30]
1901 [31] | ~ 5,100 | < 100 [32] |  | 0 | (2 Companies) Hart Parr |

* ~ 5,000
* 962 Case
* 550 Huber
* 266 Port Huron
* 610 Geiser
* 190 Taylor
* 480 Minneapolis
* 58 Harrison

| (30 companys)
1902 |  |  |  | 0 |

* (2 Companies)
* Hart Parr
* Massey-Harris [33]

* ~ 5,800
* 1,574 Case
* 478 Huber
* 300 Port Huron
* 550 Geiser
* 230 Taylor
* 556 Minneapolis
* 64 Harrison

1903 |  | < 50 [34] |  | 0 |

* Hart Parr
* Massey-Harris
* Lauson
* Morton
* Foos
* Alamo
* Stover
* St. Maryˋs [35]

* ~ 6,100
* 1,906 Case
* 454 Huber
* 315 Port Huron
* 710 Geiser
* 200 Taylor
* 450 Minneapolis
* 43 Harrison

| File:Port Huron steam tractor (1903).jpgPort Huron steam tractor
1904 |  | ~ 103 |  | 0 |

* (6 Companies) [36][37]
* Gas Traction Co.
* Hart Parr
* Dissinger
* Electric Wheel

* ~ 5,200
* 1,348 Case
* 320 Huber
* 310 Port Huron
* 850 Geiser
* 260 Taylor
* 365 Minneapolis
* 45 Harrison

1905 | ~ 6,350 |

* < 250
* (~ 125 Hart Parr) [38]

|  | 0 |

* (6 Companies)
* Gas Traction Company
* Hart Parr

* ~ 6,100
* 1,286 Case
* 346 Huber
* 283 Port Huron
* 790 Geiser
* 250 Taylor
* 410 Minneapolis
* 54 Harrison

1906 |  |

* ~200 [39]
* (~ 150 Hart Parr [40]
* 14 IHC
* 25 Flour City)

| 14 [41] | 0 |

* (19 Companies) [42]
* Eagle
* Hart Parr

* > 4,478
* 2,021 Case
* 377 Huber
* 328 Port Huron
* 920 Geiser
* 320 Taylor
* 475 Minneapolis
* 37 Harrison

1907 [43] |  |

* ~ 450
* ( 449 wheeled
* 1 tracklaying
* 0 garden)

| 154 | 0 |

* (20 Companies)

* > 3,563
* 1,421 Case
* 373 Huber
* 300 Port Huron
* 1,020 Geiser
* 250 Taylor
* 150 Minneapolis
* 49 Harrison

| Port Huron [44]
1908 |  |

* ~1,000
* (> 155 Holt [45]
* 668 IHC
* 50 Kinnard Haynes)

| 668 | 0 |

* (21 Companies)
* Chase
* Holt
* Kinnard-Haynes

* > 3,266
* 1,645 Case
* 225 Huber
* 113 Port Huron
* 980 Geiser
* 90 Taylor
* 180 Minneapolis
* 33 Harrison

1909 [46] |  | ~2,000 [47] | 881 | 0 |

* (27 Companies)
* Abenaque
* Avery
* Geiser [48]
* Gray
* Hart-Parr
* Imperial
* International Harvester
* Kinnard-Haynes
* Russell

* > 3,271
* 1,662 Case
* 427 Huber
* 212 Port Huron
* 600 Geiser
* 170 Taylor
* 175 Minneapolis
* 25 Harrison

1910 |  | ~4,000 | 2,142 | 0 |

* (29 Companies) [49]
* Advance-Rumely

* > 3,247
* 1,308 Case
* 427 Huber
* 162 Port Huron
* 675 Geiser
* 250 Taylor
* 400 Minneapolis
* 25 Harrison

1911 |  |

* ~7,000
* (~ 1,900 Advance-Rumely [50]
* 2,918 IHC
* ~1,800 Hart-Parr)

| 2,918 | 0 |

* (36 Companies)

* > 3,865
* 2,321 Case
* 364 Huber
* 131 Port Huron
* 750 Geiser
* 165 Taylor
* 110 Minneapolis
* 24 Harrison

1912 |  |

* 13,118 [51]
* (~ 3,000 Advance-Rumely [52]
* 3,831 IHC
* ~2,000 Hart-Parr)

| 3,831 | 0 |

* (47 Companies)
* Allis-Chalmers Case

* > 3,713
* 2,251 Case
* 199 Huber
* 147 Port Huron
* 850 Geiser
* 150 Taylor
* 90 Minneapolis
* 26 Harrison

1913 |  |

* 8,220 [53]
* (~ 400-500 Bull Co. [54]
* 1,930 IHC)

| 1,930 | 1 [55] |

* (56 Companies)
* Waterloo

* > 2,917
* 1,916 Case
* 284 Huber
* 175 Port Huron
* 40 Geiser
* 170 Taylor
* 300 Minneapolis
* 32 Harrison

1914 |  |

* 17,651
* (~ 3,000 Bull Co. [56]
* 1,095 IHC
* ~100 Moline [57])

| 1,095 | 0 |

* (58 Companies)

* > 3,046
* 1,379 Case
* 221 Huber
* 199 Port Huron
* 700 Geiser
* 280 Taylor
* 230 Minneapolis
* 37 Harrison

1915 | 24,030 |

* 24,030
* (~ 4,000 Bull Co. [58]
* 5,842 IHC)

| 5,841 | 0 |

* (73 Companies)

* > 2,581
* 952 Case
* 290 Huber
* 278 Port Huron
* 540 Geiser
* 195 Taylor
* 295 Minneapolis
* 31 Harrison

1916 | 32,036 | 29,670 | 11,571 | 0 |

* (114 Companies)
* Fageol
* Moline

* > 1,883
* 774 Case
* 197 Huber
* 200 Port Huron
* 360 Geiser
* 50 Taylor
* 300 Minneapolis
* 2 Harrison

| Port Huron [59]
1917 | 67,239 | 62,742 | 16,101 | 254 [60] |

* (124 Companies)
* Albaugh-Dover

[61] |

* > 1,165
* 598 Case
* 76 Huber
* 130 Port Huron
* 120 Geiser
* 40 Taylor
* 180 Minneapolis
* 21 Harrison

1918 | 161,004 | 132,697 | 25,269 | 34,167 | Acason Bethlehem ;128 |

* > 211
* 4 Case
* 37 Huber
* 55 Port Huron
* 40 Geiser
* 60 Taylor
* 0 Minneapolis
* 15 Harrison

* Advance-Rumely
* Aultman & Taylor
* Avery
* Baker, A.D.
* Buffalo-Pitts
* Case Threshing Machine Company
* Swayne,Robinson & Co.
* Frick
* Farquhar, A. B.
* Emerson-Brantingham
* Heilman Machine Works
* Keck-Gonnerman
* Leader Tractor Manufacturing Co.
* Port Huron
* Russell & Co.
* Minneapolis Threshing Machine Company
* Napoleon Manufacturing Co.
* Huber Manufacturing Co.
* Harrison Machine Works
* Nichols & Shepard
* Scheidler Machine Works
* Westinghouse
* Cascaden Manufacturing
* Wood Brothers

[62]
1919 | 172,667 | 164,590 | 26,933 | 57,290 |  |

* > 961
* 346 Case
* 96 Huber
* 167 Port Huron
* 160 Geiser
* 50 Taylor
* 140 Minneapolis
* 2 Harrison

1920 [63] | 204,973 | 203,207 | 28,419 | 70,955 |

* (90 Companies)
* Worthington

* 1,766
* 434 Case
* 155 Huber
* 160 Port Huron
* 20 Geiser
* 40 Taylor
* 150 Minneapolis
* 0 Harrison
* (other 807)

| 15
1921 | 74,366 |

* 73,198
* ( 68,029 wheeled)
* 5,169 garden

| 17,762 | 36,761 | 94 |

* 1,168
* 100 Case
* 53 Huber
* 0 Port Huron
* 150 Geiser
* 25 Taylor
* 45 Minneapolis
* 1 Harrison
* (other 794)

| 18
1922 | 100,088 |

* 99,692
* (94,607 wheeled
* 4,187 tracklaying
* 898 garden)

| 11,781 | 68,985 | 81 |

* 396
* 154 Case
* 48 Huber
* 0 Port Huron
* 130 Geiser
* 0 Taylor
* 55 Minneapolis
* 4 Harrison
* (other 5)

| 14
1923 |  |

* 134,590
* (~ 131,900 wheeled)

| 12,026 | 101,898 [64] |  |

* > 302
* 198 Case
* 33 Huber
* 0 Port Huron
* 10 Geiser
* 0 Taylor
* 50 Minneapolis
* 11 Harrison

1924 [65] | 120,823 |

* 119,305
* (112,188 wheeled
* 4,612 tracklaying
* 2,505 garden)

| 18,749 | 83,010 | 47 |

* (1,518 ?)
* 130 Case
* 17 Huber
* 0 Port Huron
* 20 Geiser
* 0 Taylor
* 25 Minneapolis
* 4 Harrison

| 14
1925 [66] | 167,650 |

* 167,553
* (158,037 wheeled
* 6,060 tracklaying
* 3,456 garden)

| 32,588 | 104,168 | 53 |

* 97
* 1 Case
* 4 Huber
* 0 Port Huron
* 0 Geiser
* 0 Taylor
* 0 Minneapolis
* 10 Harrison
* (other 82)

| 7
1926 [67] | 181,995 |

* 181,995
* (170,302 wheeled
* 7,772 tracklaying
* 3,921 garden)

| 50,900 | 99,101 | 29+5+13 |

* ~ 7
* 4 Harrison
* 2 Huber
* 1 Case

* Harrison
* Huber
* Case

1927 [68] | 200,504 |

* 200,504
* (184,594 wheeled
* 10,319 tracklaying
* 5,591 garden)

| 55,727 | ~50,000 (No. 700,000 reached in 1928) [69] | 26+6+17 |

* ~ 17
* 15 Harrison
* 2 Huber

* Harrison
* Huber

1928 [70] | 175,934 |

* 175,934
* (152,266 wheeled
* 19,203 tracklaying
* 4,465 garden)

| 94,148 |  | 33+9+15 |

* ~ 4
* 4 Harrison

| Harrison
1929 [71] | 228,976 |

* 228,976
* (195,980 wheeled
* 27,101 tracklaying
* 5,895 garden)

| 108,728 |  | 28+11+15 |

* ~ 5
* 5 Harrison

| Harrison
1930 [72] | 202,460 |

* 202,458
* (176,075 wheeled
* 20,222 tracklaying
* 6,161 garden)

| 99,854 |  | 25+11+13 |

* ~ 2
* 2 Harrison

| Harrison
1931 [73] | 71,707 |

* 71,704
* (61,940 wheeled
* 7,089 tracklaying
* 2,675 garden)

| 31,754 |  | First Diesel Tractor by Caterpillar (Diesel 65) [74] 26+8+11 |

* ~ 3
* 3 Harrison

| Harrison
1932 [75] | no data collected | ~19,000 [76] |  |  | 24+x+x | 0 | 0
1933 [77] | no data collected | ~34,200 [78] |  |  | 18+x+x | 0 | 0
1934 [79] | no data collected | ~47,900 [80] |  |  | 18+x+x | 0 | 0
1935 [81] | 161,131 |

* 161,131
* (138,084 wheeled
* 18,774 tracklaying
* 4,273 garden)

|  |  |

* (17+x+16 Companies)
* Allis-Chalmers

| 0 | 0
1936 [82] | 227,185 |

* 227,185
* (193,947 wheeled
* 27,299 tracklaying
* 5,939 garden)

|  |  | 18+x+13 | 0 | 0
1937 [83] | 283,155 |

* 283,155
* (237,837 wheeled
* 34,602 tracklaying
* 10,716 garden)

|  |  | 19+x+13 | 0 | 0
1938 [84] | 199,223 |

* 199,223
* (172,437 wheeled
* 16,837 tracklaying
* 9,949 garden)

|  |  | 42 | 0 | 0
1939 [85] | 218,462 |

* 218,462
* (188,558 wheeled
* 20,127 tracklaying
* 9,777 garden)

|  |  |  | 0 | 0
1940 [86] | 283,546 |

* 283,546
* (249,434 wheeled
* 24,762 tracklaying
* 9,350 garden)

|  |  | x+x+14 | 0 | 0
1941 [87] | 358,520 |

* 358,520
* (313,432 wheeled
* 28,661 tracklaying
* 16,427 garden)

|  |  |  | 0 | 0
1942 [88] | 212,895 |

* 212,895
* (171,953 wheeled
* 29,555 tracklaying
* 11,387 garden)

|  |  |  | 0 | 0
1943 [89][90] | 143,489 |

* 143,489
* (105,248 wheeled
* 29,453 tracklaying
* 8,788 garden)

|  |  | 43 | 0 | 0
1944 [91] | 310,990 |

* 310,990
* (249,131 wheeled
* 44,860 tracklaying
* 16,999 garden)

|  |  |

* Allis-Chalmers
* Case
* Cletrac
* Holt
* International Harvester
* McCormick

| 0 | 0
1945 [92] | 261,227 |

* 261,227
* (222,966 wheeled
* 11,502 tracklaying
* 26,759 garden)

|  |  | 35+6+20 | 0 | 0
1946 [93] | 364,725 |

* 364,725
* (243,271 wheeled
* 8,898 tracklaying
* 112,556 garden)

|  |  | 45 | 0 | 0
1947 [94] | 578,048 |

* 578,048
* (405,654 wheeled
* 12,619 tracklaying
* 160,775 garden)

|  |  | 57 | 0 | 0
1948 [95] | 678,141 |

* 678,141
* (510,321 wheeled
* 14,153 tracklaying
* 153,667 garden)

|  |  | 85 | 0 | 0
1949 [96] | 687,102 |

* 687,102
* (538,651 wheeled
* 20,043 tracklaying
* 128,408 garden)

|  |  | 131 | 0 | 0

Market Share of Leading Wheel Tractor Manufacturers by Decade (Table 1.) [97]

## A

Abenaque advertisement (1909) Adams No. 2 Adams Husker (1911-1915) Allchin steam tractor (1890) Allen Breed (1914) American Tractor Yankee 12-25 Andrews-Kinkade 18-36 Ann Arbor Hay Press (1910) Appleton 12-20 File:Atlas 30-45 (1927-1930).jpgAtlas 30-45 (1927-1930) Aultman & Taylor 15-30 Austin 15-30 Austin 12-20 Petrol 11-15 Paraffin (1919-1926 GB) (1919-1934 F) Automotive 12-24 Avery 6 cylinder

* Aaron David Co. (Denmark)
* Abega (Germany)
* Abeille (France)
* Abenaque (USA) [98][99] Abenaque Machine Works (de)
* Acam (Denmark)
* Acason (USA)
* Accord (Greece)
* ACME (USA)
* ACO (South Africa)
* Acremaster (Australia)
* Adams-Farnham (USA)
* Adams Husker (USA)
* Adams Sidehill (USA)
* ADN (France)
* Adriatica (Italy)
* Advance (USA) – purchased by Rumely
* Advance-Rumely (USA) – purchased by Allis-Chalmers
* Aecherli (Switzerland)
* Aerocentre (France)
* AF France (France)
* AGCO (USA) – discontinued
* AGCO-Allis (USA) – renamed AGCO and discontinued; still built in Argentina
* Agcostar (USA) – part of AGCO Corporation formed from McConnell
* Agricultural & General Engineers (AGE) (England, UK)
* Ager (Italy)
* Agil (Austria)
* Agra Farmer (Canada)
* Agracat (USA) – imported
* Agrale-Deutz (Brazil) – just Agrale now
* Agria GmbH (Germany) Agria-Werke (de)
* Agrifull (Italy) – purchased by Fiat Agrifull (it)
* Agrimeca (Argentina)
* Agrimotor (USA)
* Agrip (France)
* Agri-Power (USA)
* AGRISA-Bungartz (Brazil) – became Agrale
* Agritec (Argentina)
* Agromed (Turkey)
* Agromet (Poland) Poznańska Fabryka Maszyn Żniwnych „Agromet” (pl)
* A.H. McDonald & Co. (Australia)[100]
* Ahlborn
* Aion (Australia)
* Ajax (USA)
* Aktivist (Germany) RS03 (de)
* Alamo (USA)
* Albaugh-Dover Square Turn (USA)
* Albert Lea (USA)
* Albion-Cuthbertson – James A. Cuthbertson (Scotland, UK)
* Alena (USA) Alena Steam Products Company (de)
* ALFA (Spain)
* Alfa Romeo (Italy)
* Allaeys
* Alldays & Onions (England, UK)
* Allchin (England, UK)
* Allen (USA)
* Allen Breed (USA) [101]
* Allgaier (Germany) Allgaier Werke (de)
* Alliance
* Allied (USA)
* Allis-Chalmers (USA) – purchased by AGCO Corporation
* Allmand (USA)
* Almacoa (France)
* Allwork (USA)
* Alpenland (Germany) Alpenland (Traktor) (de) [102]
* Alpina (Switzerland)
* Alpina-Oekonom (Switzerland)
* ALMA (France)
* Altmann (Germany)
* Alu-Trac
* Amadou Josset (France)
* Amanco, Beauvais, Robin (France)
* Amepic
* American (USA)
* American (American Tractor Corporation) (USA) – purchased by J.I. Case
* American-Abell (Canada) [103] steam tractor
* American Engine (USA) [104] steam tractor
* American Harvestor (USA)
* American Machine and Foundry (USA) [105]
* American Steel (USA)
* American Tractor (USA)
* American Well (USA)
* Amiot (France)
* Amog (Italy)
* Anderson (USA)
* Andrews (USA) [106][107][108]
* Andrews-Kinkade (USA)
* Anfibio (Brazil)
* Anglo-Thai New Holland (Thailand)
* Ann Arbor Hay Press Company (USA)
* Ansaldo-Fossati (Italy)
* Antigo (USA)
* Anton Schlüter München (Germany)
* Apache (Argentina) – now Apache-Solis
* Appleton (USA)
* Arator
* Argo (Italy)
* Ariens (USA)
* Armington, A.P. (USA)
* Armstrong Siddeley (England, UK)
* Arnold-Sandberg (USA)
* ASHTZ (Russia)
* Assembled
* Asso
* Astoa (Spain)
* Aston Martin (England, UK)
* Atlas Engine (USA) [109][110] steam tractor
* Aulendorf (Germany)
* Aulson (USA) [111][112]
* Aultman Engine & Thresher (USA) [113] steam tractor
* Aultman & Taylor (USA) [114][115][116] Aultman-Taylor (de)
* Auror (France)
* Austin (USA)
* Austin (France / England, UK)
* Austin-Leyland (Turkey) (BMC Sanayi)
* Austrak (Australia)
* Australian Motor Industries (Australia) licensed production of tractors of the Ferguson and Massey-Ferguson brand
* Austro (Austria)
* Austro-Pimus (Austria)
* Auto Tractor (USA)
* Automotive (USA) [117] Automotive Corporation (de)
* Auto-Tiller (USA)
* AutoTrac (Canada)
* Avance (Sweden) – merged into Munktell
* Aveling – Marshall (England, UK)
* Aveling & Porter (England, UK)
* Aveling-Barford (England, UK)
* Avery (USA) – purchased by Minneapolis-Moline
* Avia (Spain)
* Astoa (Spain)
* Agria (Spain)
* Agrimont Group
* Tractors.ae

## B

Babiole File:Backus Baby Savidge 8-16.jpgBackus Baby Savidge 8-16 Bailor Two-Row Bates Steel Mule Model D 15-22 A German Bautz AS120 tractor Bean Track Pull 6-10 File:Bell Engine & Thresher imperial superdrive 15-30.jpgRobert Bell Engine & Thresher imperial superdrive 15-30 Blewett Webfoot 53 Bolte 20-40 Boring (1920) Boyett-Brannon (1913) 30 hp File:Buckeye Model 10 Tundaar 25-40.jpgBuckeye Model 10 Tundaar 25-40 File:Buffalo Pitts (1915).jpgBuffalo Pitts (1915) Buffalo-Pitts 40-70 three cylinder (1910-1914) Danish Bukh tractors (1959–1966) from Danmarks Traktormuseum Bull Dog 30 File:Bullock creeping grip 18-30.jpgBullock creeping grip 18-30 Bull Tractor 12-24

* B.F. Avery (USA)
* Babcock & Wilcox (Spain)
* Babiole (France)
* Backus (USA)
* Badley (USA)
* Baikonur IMT (Kazakhstan)
* Bailor (USA) [118]
* Baines (USA)
* Baird (USA)
* Bajaj Tempo (India) – divested off and renamed Force Motors
* Baker, A.D. (USA) [119] steam tractor
* Baldwin (Australia)
* Balilla (Italy)
* Balmar
* Balram (India)
* Bambi
* Bambia
* Bantam (USA)
* Banting Machine Co. (USA) [120] steam tractor
* Barford & Perkins (England, UK)
* Bariole (France?)
* Barreiros (Spain)
* Baroncelli (Italy) [121]
* Baskent (Turkey) [1]
* Bates (USA) [122][123][124][125][126]
* Bates Steel Mule (USA)
* Bauche (France)
* Bautz (Germany)
* Bean Spray (USA) [127]
* Bear (USA)
* Bearcat (USA)
* Beaver (USA)
* Beeman (USA)
* Belazerus (Belarus)
* Bell, Robert (USA) [128]
* Belleville (USA)
* Beltrail (USA)
* Ben (Italy)
* Benz-Sendling (Germany) Motorenfabrik München-Sendling (de)
* Berliot (France)
* Berna (Switzerland) [129]
* Bernardin (Argentina) [2]
* Bertolini (Italy)
* Besser (USA) [130]
* Best; Best Manufacturing Company (USA) – purchased by Holt; became Caterpillar Inc.
* Bethlehem (USA)
* Bettinson (United Kingdom) – Ford conversions
* Bi.Som.Trac (France)
* Big Bud (USA)
* Big Bull (USA)
* Big Four (USA)
* Big Lizzie (Australia)
* Bima (France)
* Birdsell Engine (USA) [131] steam tractor
* Birrell (USA) [132]
* Bischoff (Germany) Bischoff Werke (de)
* Bison (France)
* Bizon (Poland)
* BJR (Spain)
* Blackstone & Co (England, UK)
* Blanc-Plaiche (France?)
* Blaw-Knox (England, UK)
* Blumberg (USA) Blumberg Motor Manufacturing Company (de)
* BM Volvo (Sweden) – evolved into the current Valtra, part of AGCO Corporation
* BMB (England, UK) (British Motor Boats)
* BMC (England, UK) – from merger of Austin and Nuffield; later became Leyland, finally Marshall (Tractors)
* Bob (Germany) Bob Zugmaschinen Hans Hansen (de)
* Bobbette (USA)
* Boenker (USA)
* Bofors (Sweden)
* S.E. Boghos Pasha Nubar (Egypt) (Steam Tractor) produced by SLM [133]
* Bohrer
* Bolens Division (USA) later MTD Holdings [134]
* Bolgar (Bulgaria)
* Bolinder (Sweden) – merged with Munktell to become Bolinder-Munktell
* Bolinder-Munktell (Sweden) – merged with Volvo to become BM Volvo / Volvo BM
* Bolte (USA)
* Bori (Slovenia)
* Boring (USA)
* Borsig (Germany) Borsig (Unternehmen) (de)
* BOS Hydro-Trac (Netherlands)
* Boyett-Brannon (USA)
* Bradley (USA)
* Bramont (Brazil) licensed production of tractors from Mahindra Bramont Montadora Industrial e Comercial de Veículos (de)
* Brandt (France)
* Brasitalia (Brazil)
* Braud (France)
* Braun (Germany)
* Bray (England, UK)
* Bready (USA)
* Breda (Italy)
* Breed (USA)
* Bréheret (France)
* Brillion (USA) [135]
* Bristol (England, UK) Bristol Tractor Company (de)
* British Anzani (England, UK)
* British-Canadian (USA)
* British Wallis (United Kingdom)
* Brockway (USA)
* Brons (Netherlands)
* Brown (Australia)
* Brown (USA)
* Bruff – Ford conversions
* Brummer
* Bruneau (France)
* Bryan (USA) [136] Bryan Steam Corporation (de)
* BTG (Germany)
* BTW
* Bubba (Italy)
* Bücher (Switzerland)
* Buckeye (USA) [137]
* Buffalo
* Buffalo-Pitts (USA) [138] steam tractor
* Bugaud (France)
* BUKH (Denmark) Bukh (Motorenfabrik) (de)
* Bührer (Switzerland) Bührer (Traktoren) (de)
* Bull (USA) [139][140][141]
* Bull Dog (USA)
* Bulldawg
* Bull-Madison (USA)
* Bullock (USA) [142][143][144][145] formerly Western Implement & Motor Company
* Bulltra
* Bungartz (Germany)
* Bungartz & Peschke (Germany)
* Bunton
* Burn-Oil (USA)
* Burrell (England, UK)
* Busatto (Italy)
* Bush Hog (USA) see Zero-turn mower [146]
* BWS
* Byron Jackson Machine Works (USA) [147] steam tractor

## C

Centaur Tractor File:Champion 15-30.jpgChampion 15-30 File:Cleveland Cletrac 12-20.jpgCleveland Cletrac 12-20 File:Clydesdale (1918).jpgClydesdale (1918) File:C.O.D 13-25 (1916-1919).jpgC.O.D 13-25 (1916-1919) File:Coleman 16-30.jpgColeman 16-30 Common Sense 20-40 Craig 15-25 File:Crawley 30 hp (1914-1924).jpgCrawley 30 hp (1914-1924) File:Cyclone Drill (1911).jpgCyclone Drill (1911)

* C. & G. Cooper (USA)
* C.L. Best (USA)
* Cadine (France)
* Caldwell (Australia) – became Caldwell Vale
* Caldwell Vale (Australia)
* Calmescri (Brazil)
* Calsa (Spain)
* Cameco (USA) – sold to John Deere
* Cameron (USA)
* Camisa
* Campagnolo (Italy)
* Canadian (Canada)
* Canadian-American (Canada / USA)
* CanTRAN
* Canycom
* Carter
* Case Corporation (USA) – purchased by Tenneco, and later merged with International Harvester to become Case IH
* Case de France (France) steam tractor[148]
* Case New Holland (India)
* Case, J.I (USA) – was purchased by Massey-Harris
* Cassani (Italy) Cassani
* CAST (Italy)
* Caterpillar (USA) – sold tractor business to AGCO Corp.
* Cayuga (USA)
* CBT – Companhia Brasileira de Tratores (Brazil)
* CDHL (USA)
* Celtic (France)
* Centaur (USA)
* Centaur (France)
* Centenario
* Century (USA)
* Ceres (France)
* Ceres (India) – brand of International Tractors (Sonalika)
* Certified (USA)
* Challenger Tractor (USA)
* Chamberlain (Australia) – purchased by Deere & Company
* Chambon (France) Auguste Chambon (de)
* Champ (Thailand)
* Champion (USA)
* Champion (France)
* Chapron (France)
* Chase (USA, 1908–1918; Canada, 1919-1921)
* Chaseside (England, UK)
* Chief Tractor (USA) [149]
* Chery (China) – became Detank, now Zoomlion
* Cherry (Japan)
* CIDEF (Argentina)
* CIMAC (Italy)
* Citroen (France)
* Claeys (Belgium)
* Clarktor
* Clayson (England, UK)
* Clayton & Shuttleworth (England, UK)
* Clayton Wagons (England, UK)
* Cleveland Tractor Company/Cletrac (USA) – purchased by the Oliver Corporation in 1944 Cleveland Tractor Company (de)
* Clydesdale (USA) connection to Clydesdale Motor Truck Company ?
* CMC (Argentina)
* CNC (France)
* Cobey (USA)
* Cockshutt Plow Company (Canada) – purchased by White Farm Equipment
* Cockshutt Hart-Parr (Canada)
* C.O.D (USA) [150]
* Codem (The Netherlands)
* Colean (USA) [151] steam tractor
* Coleman (USA)
* Colpron (Canada) – rebadged Landini's
* Colt (USA)
* Common Sense (USA) [152][153]
* COMPACT Junior (Austria)
* Conord
* Consolidated (USA)
* Continental (USA)
* Co-op (USA)
* Co-op (National Farm Machinery) (USA)
* Co-op Implements (Canada)
* Cooper
* Corbitt (USA)
* Cornbelt Tractor (USA) [154]
* Corliss (USA)
* County (England, UK)
* Crawley Agrimotor (England, UK)
* Crystal Zetor (Czech)
* Csepel (Hungary)
* CTM
* Cultivac
* Cultor (USA)
* Custom (USA)
* Cutherbertson – James A. Cuthbertson (Scotland, UK)
* Cyclone Drill (USA)

## D

File:Dart Model TY „Blue J“.jpgDart Model TY „Blue J“ [155] Dauch Sandusky Model J 10-20 File:Dayton-Dick.jpgDayton-Dick Dayton-Dowd Leader Model B 12-18 File:Denning 6-12 (1913-1916).jpgDenning 6-12 (1913-1916) File:Depue 20-32.jpgDepue 20-32 Derr (1911) File:Detroit Engine Works (1911-1916) Wadsworth tractor.jpgDetroit Engine Works (1911-1916) Wadsworth tractor

* Daimler (Germany) Motorenfabrik München-Sendling (de)
* Daimler-Benz (Germany)
* Dammann (USA)
* Danhorse (Denmark) Danhorse (dk)
* Dart (USA)
* Dasse (Belgium) Automobiles Dasse (de)
* Dauch (USA)
* Davey Paxman & Co. (England, UK)
* David Bradley (plowman) (USA)
* David Brown Ltd. (England, UK) – purchased by Tenneco and renamed Case
* Dayton-Dick (USA) renamed Dayton-Dowd
* Dayton-Dowd (USA) [156]
* DECA (Argentina)
* De Dion Bouton (France) [157]
* Deering (USA) – merged with other manufacturers to form International Harvester
* Derr (USA)
* Defaut (France)
* Deganello (Italy) Deganello S.A. (de)
* Delahaye (France)
* Delaunay-Belleville (France)
* Delieuvin (France)
* Demmler (USA) [158]
* Denning (USA) [159][160][161]
* Dongfeng (China) – DFAM
* Depue (USA)
* Dessaules (France)
* Detank (China) – now Zoomlion
* Detroit (USA) [162]
* Deuliewag (Germany)
* Deutz (Germany) – merged with Fahr
* Deutz-Allis (Germany / USA) – formed when Deutz-Fahr bought Allis-Chalmers; purchased by AGCO and became AGCO-Allis
* Dexheimer (Germany) Maschinenfabrik Dexheimer (de)
* DF (China)
* Dill (USA) [163]
* Diana (Greece)
* Ditch Witch
* Dobry (Czech)
* Dompmartin (France)
* DongFangHong (China) – now YTO
* Doppstadt (Germany) Doppstadt (de)
* Doyen (Belgium)
* Dragon (USA)
* Drexler (Austria)
* Dromson (Germany)
* Dubois (France)
* Dufuat
* Durany (Argentina)[164]
* DUTRA (Hungary) Dutra D4K (de)
* DUTRA Steyr (Hungary)

## E

File:Eaton Gas Engine (1912-1913).jpgEaton Gas Engine (1912-1913) Electric Wheel All Work Kerosene 14-28 Electric Wheel Model 0 15-30 Quincy (1912) 1916 Emerson Tractor, made by Emerson-Brantingham (USA)

* Eagle (USA)
* Eaton Gas Engine (USA)
* Ebro (Spain)
* Ebro-Kubota (Spain)
* Eclipse (USA)
* Eco (France)
* Edwin Alber
* Eibner (Sweden)
* Eicher (Germany)
* Eicher Goodearth (India) – became just Eicher
* Eimco (USA)
* Ekip (Turkey) – became Fatih Traktor
* El Chiquito (Argentina)
* Electric Wheel (USA) [165][166][167]
* G.W. Elliott & Co. (USA) [168]
* EMCO (USA) – later Power Horse
* Emerson (Canada)
* Emerson-Brantingham (USA) [169][170]
* Empire (USA)
* Engineering Products Company (USA) [171]
* Ensinger (Germany) Ensinger Fahrzeugbau (de)
* Enter (Turkey)
* Enti (The Netherlands)
* Epple-Buxbaum (Austria)
* Erickson (USA)
* Escanuela (Argentina)
* Euro-Trac (India)

## F

Fairbanks Fair-Mor 10-20 File:Farmers Tractor M.P.-4 25-40.jpgFarmers Tractor M.P.-4 25-40 Farm Horse 18-30 File:Farquhar 15-25.jpgFarquhar 15-25 File:Flinchbaugh.jpgFlinchbaugh Franklin 15-30 File:Frick Steam Tractor (1897).jpgFrick Steam Tractor (1897) File:Frick 12-25.jpgFrick 12-25

* Fageol (USA)
* Fahr (Germany) – merged with Deutz to become Deutz-Fahr Maschinenfabrik Fahr (de)
* Fairbanks, Morse & Co. (USA) [172]
* Fairbanks Steam Shovel (USA) [173] steam tractor
* Fairmont Gas Engine & Ry. Motor Car Co. (USA) [174]
* Falke-trac (Germany)
* FAMO (Germany)
* Famous (USA) Famous Manufacturing Company (de)
* Famulus (Germany) RS14 (de)
* F.A.R. (France)
* Farm Ette (USA)
* Farm System
* Farmall (USA) – by International Harvester
* Farmár (Czech)
* Farmaster (USA)
* Farmcrest (USA)
* Farm Horse (USA) [175]
* Farmers Tractor (USA)
* Farmer's Union Co-op (USA)
* FarmHandy (USA)
* Farmliner Daedong (Australia) – built in South Korea
* Farmobile (USA)
* Farmwell (England, UK)
* Farquhar, A. B. (USA) [176] – merged into the Oliver Corporation
* Fate Root-Heath (USA)
* Fatsia (England, UK) – formerly B.Welsh agri
* Favias (Spain)
* FBW (Switzerland)
* Federal Foundry (USA)
* FengShou (China) – now Jiangling, part of Mahindra
* Ferdinand Machine Works (USA) [177] steam tractor
* Ferguson (Ireland)
* Ferguson-Brown (England, UK)
* Feuillette (France)
* Fiat OM
* Fiat Someca (France)
* Fiat-Agrifull (Italy)
* Fiatagri (Italy) Fiatagri (de)
* Fiat-Goldstar (South Korea) – now LS-New Holland
* Fiat Trattori (Italy)
* Field Marshall (England, UK) – became Marshall
* Filtz-Grivolas (France) Automobiles Filtz (de)
* Finn Ursus
* Fitch Four Drive (USA)
* Flinchbaugh (USA) [178][179]
* FNM-Fiat (Brazil) [180]
* Foden (England, UK)
* Foote (USA) [181]
* Ford SAF
* Ford (USA) – Ford tractor division bought Sperry-New Holland and became Ford-New Holland, now New Holland, part of CNH Industrial
* Ford-Ferguson (USA)
* Fordson tractor (USA / England, UK) – by Ford
* Fordzon-Putilovec (Russia) Fordson-Putilowez (de)
* Forma (Romania)
* Fortschritt (East Germany)
* Foster-Daimler (England, UK)
* Foton (China) – now Lovol
* Four Drive (USA) – also known as Fitch Four Drive
* Four Wheel Traction (England, UK)
* Fowler (England, UK)
* Frick (USA) [182][183]
* Froehlich (USA) – purchased by Deere & Company
* Fundinoza (Argentina)[184]
* Fujian (China)
* Futian (China) – changed to Foton, now Lovol
* Futian Leopard (China) – now Foton or Foton Leopard
* Futian Oubao (China) – changed to Foton, now Lovol
* Fuyang Tractor (China)
* Benniu [3]
* FWD Wagner (USA)

## G

Gasport Motor 25 hp (1911-1912) File:Geiser (1909-1913).jpgGeiser (1909-1913) General Ordnance Model G 14-27 File:General Tractors Monarch Model M 9-16.jpgGeneral Tractors Monarch Model M 9-16 Goold Shapley & Muir Beaver 12-24 Gramont Tractor Plow Company (1913) four cylinder 35 hp File:Gray 18-36.jpgGray 18-36

* Galardi e Patuzzo (Italy)
* Gallerani Licinio & Figlio (Italy) Gallerani Licinio & Figlio (de)
* Galloway (USA)
* Gambino (Italy) Fratelli Gambino (de)
* Gambles Farmcrest (USA)
* Gasport Motor (USA)
* Gardner (England or Belgium)
* Garner (England, UK)/ (USA)
* Garrett (USA)
* Garrett (England, UK) – steam tractors and showmen's engines
* Gaar-Scott (USA)
* Gas Traction Company (USA) [185][186]
* GBT (USA)
* GEDA (Romania) [4]
* GeDe (The Netherlands)
* Gehl
* Geiser (USA) [187][188]
* General (USA)
* General Ordnance (USA)
* General Tractors (USA)
* General (England, UK)
* George (USA)
* Giaguaro (Italy)
* Gibbons & Robinson
* Gibson Mfg. (USA)
* Gilson (Canada)
* Glasgow (England, UK)
* Global (USA)
* Globe (France)
* Gloppe (France)
* GMW (Sweden)
* Goold Shapley & Muir (USA)
* Goldoni (Italy)
* GoldStar (South Korea) – later LG; now LS
* Gougis (France) [189]
* Graham-Bradley (USA)
* Gramont Tractor Plow Company (USA)
* Granich (Germany) Granich Traktor (de)
* Gravely (USA) [190]
* Gray (USA) [191] Gray (Traktor) (de)
* Greaves (India) – later SAME Greaves
* Green (England, UK)
* Greyhound (USA)
* Griffin (USA)
* Grillet (France)
* Grissly
* Grossi (Argentina) – now T&M Grossi
* Grossi Migra (Argentina) – now T&M Grossi
* Grunder (Switzerland) [192]
* Gualdi (Italy)
* Güldner (Germany) – later part of Linde
* Gulliver (Italy) – now SEP
* Guthelfer (Spain)

## H

Harrison Machine Works 1882 tractor File:Heider tractor (1918).jpgHeider tractor (1918) Henry, Millard & Henry Co. (1911-1914) Hoke (1912-1917) Hollis Model M 15-25 File:Holmes (1912).jpgHolmes (1912-1914) File:Holt Caterpillar 10 t.jpgHolt Caterpillar 10 t File:Hoosier 20-35.jpgHoosier 20-35 Huber Light Four File:Huffman (1913).jpgHuffman (1913)

* Haas (USA)
* Hackney (USA) [193]
* Hagan (USA)
* Hagerstown Steam Engine (USA) [194] steam tractor
* Hahn-Eclipse (USA)
* Hanomag (Germany)
* Hanomag-Barreiros (Spain)
* Hanzi (China)
* Happy Farmer (USA)
* Harrison Machine Works (Belleville, Illinois, USA) [195]
* Hart-Parr (USA) – merged into the Oliver Farm Equipment Company in 1929; purchased by Oliver Corporation
* Hattat Agricultural Engines (Turkey)[196]
* Hatz (Germany)
* Heer Engine Company (USA) [197][198] Heer Engine Company (de)
* Hefty (USA)
* Heider (USA) Rock Island Plow Company (de)
* Heilman Machine Works (USA) [199] steam tractor
* Heinze (USA)
* HELA (Germany) Hermann Lanz Aulendorf (de)
* HEMOS
* Henneuse (USA) [200]
* Henry, Millard & Henry Co. (USA)
* Herriau
* Hession (USA) [201]
* Hesston (USA) – tractors were part of Fiat; hay equipment and name purchased by AGCO
* Highlander (England, UK) – specialist forestry conversions
* Hindustan (India) – now MGTL
* Hinomoto (Japan) – Relaunched in 2019 by Sotrac ( Portugal - EU )
* Hitachi (Japan)
* Hittner (Croatia)
* HMT (India)
* Hofherr HSCS (Germany)
* Hofherr-Schrantz (Austro-Hungarian)
* Hoke (USA) [202][203]
* Holder GmbH (Germany)
* Hollis (USA)
* Holmes (USA) Danville Foundry and Machine Company (de)
* Holt Manufacturing Company (USA) – merged with Best to form the Caterpillar Tractor Company
* Homesteader (USA) – Clinton, AR – garden tractors
* Homier Farm-Pro (USA)
* Honda (Japan) [5]
* Hoosier (USA) [204]
* Hoover, Owens and Rentscheler (USA) [205] steam tractor
* Richard Hornsby & Sons (England, UK)
* Horwood Bagshaw (Australia)
* Howard (Australia) – tractor, rotavators and rotary tillers
* Howard Farmers (England, UK)
* HOYO (Romania) – assemble Tai Shan [6]
* HSCS (Austria/Hungary)
* Huber (USA) [206][207][208][209][210][211]
* Huffman (USA)
* Hume (USA) [212]
* Hürlimann (Switzerland) Hürlimann (Traktor) (de)
* Hydratiller (USA)
* Hyundai (South Korea)

## I

File:Ideal 35 hp (1917).jpgIdeal 35 hp (1917) Illinois Super-Drive 16-36 File:Illinois advertisement (1919).jpgIllinois advertisement (1919) File:Imperial - Valentine (1902-1922).jpgImperial - Valentine (1902-1922) Indiana 5-10 File:International Gas Engine Ingeco (1915-1919).jpgInternational Gas Engine Ingeco (1915-1919) File:Interstate Model 2 (1918).jpgInterstate Model 2 (1918) File:Ivel-Hart 22 hp (1913-1917).jpgIvel-Hart 22 hp (1913-1917)

* IAR (Romania)
* Ideal (England, UK)
* IFA (Germany)
* Illinois (USA) [213]
* Illinois Thresher (USA) [214] steam tractor
* IMA (Argentina)
* Imor (Brazil)
* Imperial Machine Co. – previous Valentine established 1902 (Minnesota, USA)
* Imperial (Australia)
* Imperial Super Drive (Canada)
* Independent Harvester (USA) [215]
* Indiana (USA) [216][217]
* Indo Farm (India)
* Ingersoll Power Equipment USA
* Industrija Motora Rakovica (IMR) (Serbia) [7]
* Intercontinental (USA)
* International Gas Engine (USA) [218]
* International Harvester (Australia)
* International Harvester (USA) – agriculture division sold to Tenneco and merged with Case to form Case IH in 1985
* International TOE (Turkey) – licensed IH
* Interstate tractor (USA) [219]
* Is Bora (Turkey) – Shibauara
* Ishikawajima-Harima (Japan) – now Shibaura
* Isoto (Turkey) – license Tuber [8]
* Issoise (France)
* ITC (USA)
* Ivel (England, UK) – invented by Dan Albone

## J

File:Bates Steel Mule 12-20 Joliet.jpgBates Steel Mule 12-20 Joliet Oil Tractor File:J.T. 40.jpgJ.T. 40

* J & H Howard
* Jackson (USA)
* JDS (Germany) [9]
* Eicher
* Valtra Eicher
* Jeep (USA)
* Jela
* Jelbart (Australia)
* Jiangling (China)
* John Blue (USA)
* John Deere Hattat (Turkey)
* John Deere Lanz (Germany) – formerly Heinrich Lanz AG, originally Heinrich Lanz Company
* John Goodison Thresher (USA) [220] steam tractor
* Johnston (Sweden / France)
* Joliet (USA) [221][222]
* J.T. Tractor (USA) [223]
* Juling (China) [10]
* Jumbo (USA)
* June (Sweden)
* D. June and Co. (USA) [224] steam tractor
* JWD (United Kingdom)

## K

File:Kansas City Hay Press & Tractor Co. Prarie dog Model L 9-18.jpgKansas City Hay Press & Tractor Co. Prairie Dog, Model L 9-18 File:Kardell Utility 10-20.jpgKardell Utility 10-20 File:Kimble (1913).jpgKimble (1913) File:Kinkead (1915-1917).jpgKinkead (1915-1917) File:Kinnard-Haynes Flour City 30 hp (1908-1910).jpgKinnard-Haynes Flour City 30 hp (1908-1910) File:Kinnard & Sons Flour City Jr. 14-24.jpgKinnard & Sons Flour City Jr. 14-24 File:Knickerbocker Kingwood Model 5-10.jpgKnickerbocker Kingwood Model 5-10

* Kaelble (Germany)
* Kansas City Hay Press Co. (USA) [225]
* Kardell (USA) [226]
* Karl Blank (Germany)
* KBZ (Russia)
* Keck-Gonnerman Co. (USA)
* Kelkel (Germany)
* Kelley O.S. (USA) [227] steam tractor
* Kelly & Lewis (Australia)
* Kelpie (England, UK)
* Kemna
* Kenney-Colwell (USA) [228]
* KHD (Austria)
* Killen-Strait (USA) [229]
* Kimble (USA)
* Kínai
* Kinkead (USA)
* Kinnard & Sons (USA) - successor Kinnard-Haynes[230][231][232]
* Kirloskar (India)
* Kirov Plant (Russia)
* Kirschmann (USA)
* Kitten (USA)
* Kiva (France)
* Knudson (USA)
* Kodiak (USA)
* Kögel (Germany) Kögel Traktoren (de)
* Kolomenec (Russia)
* Komatsu (Japan)
* Komatsu International (Japan)
* Kommunar (USSR)
* Komnick (Germany)
* Koni
* Köpfli (Switzerland)
* Koyker
* Kramer (Germany) – merged with Neuson, who then merged with Wacker AG
* Krasser (Austria)
* KTMCO (Iran / Kurdistan) – subsidiary of ITMCO
* Kuhnhausen (Germany)
* Kullervo (Finland)
* Kullmo (Sweden)
* Kulmus (Germany) Anton Kulmus (de)
* Kumiai (Japan)
* Kunow (USA)
* Kunz (Switzerland) [233]
* Krümpel (Germany) Krümpel (de)

## L

File:L.A. Auto Tractor Co. „ Little Bear“ 4.jpgL.A. Auto Tractor Co. „ Little Bear“ 4 File:La Crosse Model M 7-12.jpgLa Crosse Model M 7-12 File:Lambert Orchard (1912-1916).jpgLambert Orchard (1912-1916) File:Laughlin 8-16 (1918-1919).jpgLaughlin 8-16 (1918-1919) File:Lauson Road Tractor 15-30.jpgLauson Road Tractor 15-30 File:Lawter (1913-1918).jpgLawter (1913-1918) File:Leader (1913) 18 hp.jpgLeader (1913) 18 hp File:Leader Tractor Rex 12-25.jpgLeader Tractor Rex 12-25 File:Leonard Four Wheel Drive 20-35.jpgLeonard Four Wheel Drive 20-35 File:Liberty Tractor Klum Model F 16-32.jpgLiberty Tractor Klum Model F 16-32 File:Line Drive Tractor (1917).jpgLine Drive Tractor (1917) File:Linke-Hofmann-Busch „Rübezahl“ 35-45 (1926-1935).jpgLinke-Hofmann-Busch „Rübezahl“ 35-45 (1926-1935)

* L&T – John Deere (India) – joint venture, bought out by Deere & Company
* Labourier (France)
* L.A. Auto Tractor (USA)
* LaCrosse (USA) [234]
* L'Agro (France)
* Lambert Orchard (USA)
* Lamborghini (Italy) — Lamborghini Trattori tractors were the original product of the current Lamborghini sports car company
* Land and Button (USA) [235] steam tractor
* Landhope (Japan) – by Iseki
* Landleader (Japan) – by Iseki
* Lansing Iron & Engine Works (USA) [236] steam tractor
* Lanskrona (Sweden)
* Lanson (USA) [237]
* Landrin (France) [238]
* LandTrac (USA) – by Long
* LANZ (Germany) – original brand name of Heinrich Lanz AG, bought out in 1956 by John Deere owner Deere & Company
* Lanz Iberica (Spain) Lanz Iberica (de)
* Latil (France)
* Lauer (Germany?)
* Laughlin (USA) [239]
* Lauson (USA) [240][241][242]
* Lawter (USA) [243][244][245]
* Leader Engine Company (USA)
* Leader Tractor Company (USA)
* Legras (France)
* Lehr's Big Boy (USA)
* Lely Multipower (USA)
* Lely (The Netherlands)
* Lenar
* Leo Rumely (USA)
* Le Percheron (France)
* Le Pratique (France)
* Le Robuste (France)
* LeRoi (USA)
* Letourneur & Marchand (France)
* LESA (Italy)
* LeTourneau (USA)
* Lefebvre (France) [246]
* Leyland (England, UK) – later Marshall
* LG (South Korea) – now LS
* LG-Fiat (South Korea) – now LS-New Holland
* LG Montana (USA) – now Montana
* LG-New Holland (South Korea) – now LS-New Holland
* LHB (Germany)
* Liaz (Czech)
* Liberty (USA)
* Lightforce Deluxe
* Lightforce Tractore
* Line Drive Tractor (USA)
* Linke-Hofmann-Busch (Germany)
* Linn maker of the Linn tractor – Republic Motor Truck Company (USA)
* Lioness (England, UK)
* Lipezki Traktorny Sawod (Russia) Lipezki Traktorny Sawod (de)
* Lister (England, UK)
* Li-Trac (Germany)
* Little Giant (USA)
* LMP Agrimotor (France)
* Loiseau (France)
* Loko-Mobil
* Long (USA)
* LongAgri (USA)
* Longpierre (France)
* Lopel (Italy)
* Lorraine Dietrich (France)
* LS Mtron (South Korea)
* LTS (Germany)
* Luoyang Fiat (China)
* LUX-TRAC (Luxembourg)
* Luzhong (China)

## M

File:Magnet 14-28.jpgMagnet 14-28 File:Martin's Motor Plough 25-30 (1915-ca. 1921).jpgMartin's Motor Plough 25-30 (1915-ca. 1921) File:Mayer Brothers Little Giant Model A & Model B (1913-1927).jpg Mayer Brothers Little Giant Model A & Model B (1913-1927) File:Mayer Bros. „The Little Giant“ (1918).jpgMayer Bros. „The Little Giant“ (1918) File:Mead-Morrison 55.jpgMead-Morrison 55 File:Mercedes-Benz Dieselschlepper OE (1928-1935).jpgMercedes-Benz Dieselschlepper OE (1928-1935) File:Midland Tractor (1912-1913).jpgMidland Tractor (1912-1913) File:Minneapolis Treshing Machine 22-44.jpgMinneapolis Treshing Machine 22-44 File:Minnesota Nilson Junior 16-25.jpgMinnesota Nilson Junior 16-25 File:Moline Universal Model D 9-18.jpgMoline Universal Model D 9-18 File:M.O.M Tractor (1918).jpgM.O.M Tractor (1918) File:Montana 15-20.jpgMontana 15-20 File:Morton (1912-1917).jpgMorton (1912-1917) File:Moon Pathmaker 12-25.jpgMoon Pathmaker 12-25

* M.R.S. (USA)
* MacLaren (England, UK) [247]
* Macrosa (Argentina)
* Madson (USA)
* Magnet (USA)
* Mahindra & Manhindra (India)
* Malkotsis (Greece)
* Malcus (Sweden)
* Malves (Brazil)
* Malyshev Factory (USSR)
* MAN (Germany)
* Mancini (Argentina)
* Mann's Patent Steam Cart and Wagon Company (England, UK)
* MAP (France)
* Marbach (Switzerland) [248]
* Marion (USA) [249] steam tractor
* Märkische Motorpflug-Fabrik (Germany) Märkische Motorpflug-Fabrik (de)
* Marshall, Sons & Co. (England, UK) – builders of Field Marshall brand
* Marshall Tractors (England, UK) – formerly Leyland tractors
* Martin (USA) [250]
* Martin (Germany)
* Martin Diesel (Slovak)
* Martin's (England, UK)
* Maskell (England, UK)
* Massey Ferguson USA
* Massey-Harris (Canada)
* Massey-Harris-Ferguson (Canada)
* Matbro (England, UK)
* Mathew (USA) [251]
* Mathis-Moline (France)
* Maverick (USA)
* Maxim (USA) [252][253]
* Maxion (Brazil) – backhoes still built using name
* Maxitrac
* Mayer Brothers (USA)
* Maytag (USA) [254]
* McConnell (Canada) – sold to AGCO Corporation, later AgcoStar
* McCormick (USA) – merged with others to form International Harvester
* McCormick-Deering (USA) – by International Harvester
* McCormick TOE (Turkey) – licensed IH
* McDonald Thresher (USA) [255] steam tractor
* McDonald (Australia)
* McIntyre (USA) [256]
* McKee Ebro (Canada)
* McLaren (England, UK) – see J&H McLaren & Co.
* McMarar (USA) [257] steam tractor
* MDW-Fortschritt (East Germany)
* Mead-Morrison (USA)
* Mecavia (France)
* Medved (Russia)
* MeMo (USA)
* E. Meili Traktorenfabrik (Switzerland) Meili (Traktor) (de)
* Mercedes-Benz (Germany) Mercedes-Benz Dieselschlepper OE (de)
* Mercer (USA)
* Merk (Switzerland) [258]
* Merritt & Kellogg (USA) [259] steam tractor
* Metis (Slovak)
* MIAG (Germany)
* Midland Tractor (USA)
* Midwest Engine Corporation (USA) Midwest Engine Corporation (de)
* Millennium (USA)
* Minneapolis (USA) – merged with Moline Plow to form Minneapolis-Moline
* Minneapolis-Moline (USA) – purchased by White Farm Equipment
* Minneapolis Treshing (USA) [260][261]
* Minneapolis-Moline Türk Traktör (Turkey)
* Minnesota (USA)
* Mistral (France)
* MODAG (Germany) Motorenfabrik Darmstadt (de)
* Moffett (Ireland)
* Mogul (USA)
* Moline Plow Company (USA) – merged with Minneapolis to form Minneapolis-Moline
* M.O.M Tractor (England, UK) Ministry of Munitions
* Monarch (USA) – purchased by Allis-Chalmers
* Montana (USA)
* Montana LS (Brazil)
* Montana Solis (Brazil)
* Moon (USA)
* Moorburger Treckerwerke (Germany) Moorburger Treckerwerke (de)
* Moosburner (Germany) Moosburner (de)
* Morris George W. (USA) [262] steam tractor
* Morris-Leyland (Turkey)
* Morton (USA)
* Motala (Sweden)
* Motocultores Pasquali (Spain)
* Motomeccanica (Italy) Motomeccanica (de)
* Motoyuyera (Argentina)
* Motrac Werke AG. 1937–1969 (Switzerland) [263]
* Motransa (Spain)
* Mountain State (USA)
* Mt. Super (Slovakia)
* MTW (Germany) – Ritscher
* Muir-Hill (England, UK)
* Müller (Brazil)
* Munktell (Sweden) – merged with Bolinder to form Bolinder-Munktell
* Muri (Switzerland) [264]
* MVM (Russia)
* MWM (Motoren Werke Mannheim AG) (Germany)
* Myth-Holm (England, UK) – formerly Muir-Hill

## N

File:Paramount 10-20 National Pulley (1916).jpgParamount 10-20 National Pulley (1916) File:Nautilus Works 30 hp (1912).jpgNautilus Works 30 hp (1912) File:Nevada Auto Plow (1914).jpgNevada Auto Plow (1914) File:New Age Tractor (1915-1921).jpgNew Age Tractor (1915-1921) File:Nichols & Shepard 25-50.jpgNichols & Shepard 25-50 File:Nilson (1913-1929).jpgNilson (1913-1929)

* Nallahay
* NanYue (China)
* Napoleon (USA) [265] steam tractor
* National Pulley (USA)
* Naughton (Australia)
* Nautilus Works (England, UK)
* Nedalo (Netherlands) – Ford conversions
* Nelson (USA) [266]
* Neuhaus (Switzerland) [267]
* Nevada Auto Plow (USA)
* New Age Tractor (USA)
* New Britain Machine Co. (USA) garden tractor [268]
* New Holland Agriculture (USA)
* New Holland Tractors (India)
* Newman (England, UK)
* Nibbi (Italy)
* Nichols & Shepherd (USA) – merged to form Oliver Farm Equipment Company in 1929
* Nilson (USA) [269]
* Nohab (Sweden)
* Nordtrak (Germany) Nordtrak (de)
* Normag (Germany) Normag (de)
* North Land (USA)
* Northrop (England, UK)
* Northwest Thresher (USA) [270] steam tractor
* Nuffield (England, UK) – later Leyland, and then Marshall Tractors
* Nuffield Morris (Turkey)

## O

File:Ohio Tractor (1908-1915).jpgOhio Tractor (1908-1915) File:Oliver A 15-30.jpgOliver A 15-30 An English OTA (Oak Tree Appliances) tractor from late 1940s

* O&K / Orenstein and Koppel (Germany)
* Ohio (USA) [271][272] steam tractor
* Ohio Tractor (USA) [273]
* Oliver (USA)
* Oliver Farm Equipment Company (USA)
* Oliver Corporation (USA) – purchased by White Farm Equipment
* Oliver Cletrac (USA)
* Oliver Hart-Parr (USA)
* OM (France)
* OM (Italy)
* Omnitractor (England, UK)
* OMP (Italy)
* One Man Motor Plow (Canada)
* Opperman (England, UK)
* Orsi (Italy)
* Oak Tree Appliances (OTA) (England, UK)
* OTO (Odero Terni Orlando) (Italy)
* Ottawa (USA)
* Otto (USA) [274]
* OUTZ
* Overtime (England, UK)/ (USA)
* Owen, Lane and Dyer (USA) [275] steam tractor

## P

File:Parrett Model H 12-25.jpgParrett Model H 12-25 File:Peoria 10-20 (1914-1917).jpgPeoria 10-20 (1914-1917) File:Port Huron Steam Tractor (1901).jpgPort Huron Steam Tractor (1901) File:Port Huron 19-65 (1911).jpgPort Huron 19-65 (1911) File:Port Huron advertisement (1921).jpgPort Huron advertisement (1921)

* Pacific Power Implement (USA) [276]
* Page George (USA) [277] steam tractor
* PAL (USA)
* Panda
* Panther (India)
* Panzer (USA)
* Paramount (USA)
* Parca
* Parrett (USA) [278][279][280]
* Pasco (Brazil)
* Patissier (France)
* Pavesi (Italy)
* Pavesi-Tolotti (Italy)
* Pawlodarski (Kazakhstan) Pawlodarski Traktorny Sawod (de)
* Pecard (France)
* Peerless (USA)
* Peoria (USA)
* Perkis (Turkey) – based on Ursus
* Perl (Austria)
* Petropoulos (Greece)
* Petters (England, UK)
* PGS (Italy)
* Phillips (Australia)
* Phoenix (Australia)
* Phoenix (USA) [281]
* Pillman (South Africa)
* Pingris & Mollet-Fontaine (France)
* Pioneer (USA) [282][283][284][285]
* Pioneer (China)
* Planet, Jr (USA)
* Platten (Germany)
* Plymouth (USA) – became Silver King
* PMA (Algeria) – now Cirta
* Pöhl (Germany)
* Pollack (Argentina)
* Pol-Mot (Poland)
* Polytrac (Switzerland)
* Pontiac (USA) [286]
* Porsche (Germany) Porsche-Diesel Motorenbau (de)
* Port Huron (USA) [287]
* Power Track
* Power-Horse (USA)
* Power King (USA)
* Praga (Czech)
* Prairie Queen tractors (USA)
* President (England, UK) – designed by BMB (British Motor Boats)
* Price Jacob (USA) [288] steam tractor
* Primul (USSR)
* Primus (Germany) Primus Traktorengesellschaft (de)
* Profintern (USSR)
* Pronar (Poland)
* PTZ (Kazhakistan)
* Puch (Austria) [289]
* Punjab (India)
* Pujman (Czech)

## Q

* Quaker Mule (USA)
* Quattrino
* Querry & Fils (France)
* Quincy (USA)

## R

File:Reed 12-25 (1916-1922).jpgReed 12-25 (1916-1922) File:Rock Island G2 15-25 (1929-1937).jpgRock Island G2 15-25 (1929-1937) File:Rushton Roadless (1929-1932).jpgRushton Roadless (1929-1932) File:Rushton 14-20 (1929-1932).jpgRushton 14-20 (1929-1932)

* RÁBA (Hungary)
* RÁBA-Steiger
* Randi (Italy)
* Ransomes, Sims & Jefferies (England, UK)
* Rapid (Spain)
* RATAR (Yugoslavia)
* Rayes (USA)
* Raygo Wagner (USA)
* Record (Greece)
* Red Star
* Reed (USA)
* Reeves (USA)
* Rein Drive (Canada)
* Remington (USA)
* Renault Agri (France) – purchased by Claas in 2003
* Renault Sonalika International (RSI) – (Mauritius / India)
* Rhino International (USA)
* Rice (USA)
* Richard Continental (France)
* Richter (Australia)
* RIMAS (Denmark) – Ford conversions
* RIP (France)
* Rite (USA)
* Ritscher (Germany) [290]
* Rival (France)
* Roadless (England, UK)
* Roberts and Doan (USA) [291] steam tractor
* Robinson and Co. (USA) [292] steam tractor
* Robey (England, UK) – steam tractors
* Rock Island (USA) – purchased Heider, was then purchased by Case
* Rockol (USA)
* Rogers (USA)
* Rogowski (Brazil)
* Rohff (France)
* Röhr (Germany)
* ROLA (Sweden)
* Rollo (Denmark)
* Rombel (Romania)
* Rome (USA)
* Ronaldson Tippett (Australia)
* Ross J.M. and Sons (USA) [293] steam tractor
* Roux
* Rotania (Argentina)
* Roths Industries (USA)
* Royal (Germany)
* Rubine (Italy)
* Ruhrstahl (Germany) Ruhrstahl Geräteträger (de)
* Rumely (USA) [294]
* Ruris (Romania)
* Rushton (England, UK)
* Ruston (England, UK)
* Ruslan (Argentina)
* Russell & Company (Steam Tractor) - American(USA)
* Ruston & Hornsby (England, UK)
* Ruston, Proctor and Company (England, UK) – steam tractors
* Rüttger (Germany) Carl Rüttger Motorpflug- und Automobilwerke (de)
* Ryan and McDonald (USA) [295] steam tractor
* RYCSA (Argentina)

## S

File:Sandusky 10-20 Model J (1918-1922).jpgSandusky 10-20 Model J (1918-1922) File:Sawyer Massey Class C (1914).jpgSawyer Massey Class C (1914) File:Square Deal (1909).jpgSquare Deal (1909) File:Standard Detroit (1916).jpgStandard Detroit (1916) File:Stinson 18-36.jpgStinson 18-36 (1918) File:Stockton tractor (1919).jpgStockton tractor (1919) File:Strite (1913-1921).jpgStrite (1913-1921)

* S.A.M.A. Renault (Spain)
* S.W.Wood (USA)
* Sabatier (France)
* Salvert (France) [296]
* SAME (Italy) – taken over by Deutz-Fahr
* SAME Greaves (India) – a joint venture, wholly purchased by Same Deutz-Fahr
* Samson (USA)
* Sandusky (USA) [297]
* Santa Matilde (Brazil)
* Satoh (Japan) – merged with Mitsubishi
* Saukville (USA)
* Saunderson (England, UK)
* SAVA-Nuffield (Spain)
* Savages (England, UK) Savages Limited (de)
* Savatrac (Iran)
* Sawyer Massey (Canada) [298] steam tractor
* Scemia (France)
* Scheidler Machine Works (USA) [299] steam tractor
* Scheuchzer (Switzerland) [300]
* Schilter (Switzerland)
* Schindler (Germany)
* Schlepperwerk Nordhausen (Germany) Schlepperwerk Nordhausen (de)
* Schlüter (Germany)
* Schneider (France)
* Schramm (USA)
* Schönebeck (Germany) Traktorenwerk Schönebeck (de)
* Scott (USA)
* Scientific Farming Machinery Company (USA)
* Selene (Italy)
* Sepa (Italy)
* Shakti (India)
* Shaw (USA) [301]
* Shire
* Siaco (Italy)
* SIFT (France)
* Silvatec (Denmark)
* Silver King (USA)
* SIMAR-Bodenfräse (Switzerland)
* Simpac Trak (Italy)
* Simpson Jumbo (USA)
* Sirio (Italy)
* Škoda (Czech)
* Slavia (Czech)
* SLC – John Deere (Brazil) – a joint venture, wholly purchased by Deere & Company
* SLM Schweizer Lokomotiv- und Maschinenfabrik (Switzerland) [302]
* SM
* Smallholder (England, UK)
* Società Nazionale Officine di Savigliano (Italy)
* Société Française de Vierzon (France) – purchased by Case
* Solis Brasil (Brazil) – now just Solis
* Someca (France) – purchased by Fiat
* Somua (France)
* Sonalika International (India)
* Speedex Tractors (USA)
* Speedy
* Spencer J.O. Sons & Co. (USA) [303]
* Springfield Engine and Thresher (USA) [304] steam tractor
* Square Deal (USA)
* Squire (Australia)
* Standard Detroit (USA)
* Steiger (USA) – purchased by Case
* Steinbock (Austria)
* Sterling (Canada)
* Stevens A. W. (USA) [305] steam tractor
* Steyr Tractor (Austria)
* Steyr-Nigeria (Nigeria)
* Stinson (USA) [306]
* Stirnimann (Switzerland) [307]
* Stockton (USA)
* Stoewer (Germany)
* Store (Yugoslavia)
* Stotz (Belgium)
* Strite (USA) [308][309]
* Strong
* Sultan (Turkey)
* Sulzer (Germany) Sulzer (Traktor) (de)
* Sunshine (Australia)
* Sunshine (Kubota) (Japan)
* Sunshine Massey Harris (Scotland, UK / Australia)
* Superson
* Sutcliff
* Svedala (Sweden)
* Svoboda (Czech)
* Sweeney (USA) [310]
* Swed-Trac (Sweden)
* Standard (India)

## T

File:Tioga (1920-1927).jpgTioga (1920-1927) File:Townsend 12-25 (1918-1924).jpgTownsend 12-25 (1918-1924) File:Transit Thresher 25-60 (1905-1910).jpgTransit Thresher 25-60 (1905-1910) File:Traylor 6-12 (1920-1929).jpg Traylor 6-12 (1920-1929)

* TAISSA (Spain)
* Takra (Finland)
* TAS (USA / Germany) – also sold as MeMo
* Tasker
* Taylor (USA)
* Terra Power
* Terratrac (USA) – crawler tractors built by American Tractor Company; purchased by J.I. Case
* TESA (Spain)
* Thieman (USA)
* Thomas-Bilt (USA) – renamed Tuff-Bilt
* Thorobred (USA)
* TianTuo (China)
* Tidaholms (Sweden)
* Tiger (USA)
* Tiger (China)
* Tiger (Ranger) (Japan)
* TigerTrac (USA)
* Tioga (USA) [311]
* Tirador (Argentina)
* Titan (USA)
* Titan (Steiger) (USA)
* Titano (Italy)
* Titus (Germany)
* TMO (Brazil)
* Tobatta (Brazil)
* Toft (Australia)
* Tolpar (Russia)
* Tom Moore (USA)
* Toma Vinković (Croatia) – now TTB
* Toos (Iran) [11]
* Topp-Stewart (USA) [312]
* The Toro Company (USA)
* Torpedo (Croatia)
* Torpedo Deutz (Croatia)
* Tortone (Argentina)
* Townsend (USA)
* TracZa (Argentina)
* Track Marshall (England, UK)
* trac-technik (Germany)
* Tractocoop (France)
* TMZ Zanello (Argentina)
* Zanello (Tractomade)
* Tractor Supply Co. (USA)
* Tractormobile (USA)
* Transit Thresher (USA)
* Tratoretto (Brazil)
* Tractors and Farm Equipment limited [TAFE] (India)
* Tractorul UTB (Romania) – in receivership in 2007 [12]
* Traylor (USA) [313] Traylor Engineering & Manufacturing Company (de)
* Titan
* Universal UTB
* Triunfo (Argentina)
* Trojan (USA)
* Trusty (England, UK)
* TTB (Croatia) – now Prima and Hittner
* TTS Taschkentski Traktorny Sawod (Uzbekistan) Taschkentski Traktorny Sawod (de)
* TUR (Poland)
* Turf Boss
* TurkFiat (Turkey) – now New Holland
* Türk Otomotiv Endüstrileri (Turkey) Türk Otomotiv Endüstrileri (de)
* Turner (USA) [314][315]
* Turner (England, UK)
* Twin City tractors (USA) – merged to become Minneapolis-Moline
* Twister (USA)

## U

File:Uncle Sam Tractors (1918-1922).jpgUncle Sam Tractors (1918-1922) File:Union Iron Works (1912-1915).jpgUnion Iron Works (1912-1915) File:United (1929-1930).jpgUnited (1929-1930) File:Mohawk E 8-16 (1920-1922).jpgUnited Tractors Mohawk E 8-16 (1920-1922) File:Universal Tractor Company.jpgUniversal Tractor Company

* U.T.B. (Romania) – now Universal UTB Uzina Tractorul Brașov (de)
* Uncle Sam (USA) [316]
* Unigraf Lupo (Argentina)[317]
* Union Iron Works (USA) [318] steam tractor
* Union Tool (USA) [319]
* United (USA)
* United Tractor (USA)
* United Tractors (USA) [320]
* UniTrak (Germany)
* Universal (USA) – built in Ohio [321]
* Universal (Russia) Universal (Traktor) (de)
* Universal Tractor Company (USA) [322]
* UPD
* Upton (Australia)
* Ursus (Germany) Ursus Traktorenwerk (Wiesbaden) (de)
* Ursus Hellas (Greece)
* Ursus Italtractor (Italy) Italtractor (de)
* Urtrak (Germany)
* Utos (Romania)
* Uzel (Turkey) ([13])

## V

File:Van Nostrand (1913).jpgVan Nostrand (1913) File:3ème Salon des tracteurs anciens - Moulin de Chiblins - 18082013 - Tracteur Vevey CLM V2 - 1939 - droite.jpgTraktor Vevey CLM V2 1939 File:Vincennes Tractor (1913) 40 hp.jpgVincennes Tractor (1913) 40 hp

* Vail-Rentschler (USA) [323]
* Valmet (Finland) – now Valtra
* Valor (France)
* Valtra Valmet (Finland) – now Valtra
* Valtrac (France)
* Vandezande (Belgium)
* Vanguard (USA)
* Van Nostrand (USA)
* Variotrac (France)
* Vassalli (Argentina)
* Vellino (Spain)
* Vendeuvre (France) – purchased by Allis-Chalmers
* Verion (Argentina)
* Vermorel (France)
* Versatile (Canada) – purchased by Ford, now owned by RostSelMash
* Vevey tractors (Switzerland) Ateliers de constructions mécaniques de Vevey (de)
* VeWeMa (Germany)
* Vick (Brazil)
* Victor (Japan)
* Victory (USA) [324]
* Vierzon (France) [325] – purchased by Case Société Française de Vierzon (de)
* Vincennes Tractor (USA) [326]
* Vittorio Cantatore (Italy)
* Vladimir Factory (Russia)
* Volgograd Tractor Factory (Russia)
* Volvo (Sweden) – merged with Bolinder Munktells, now Valtra
* Volvo BM (Sweden) – now Volvo Construction Equipment
* Volvo BM Valmet (Harvesters) (Sweden) – now Valtra

## W

File:Wallis Certified 12-20 (1929-1935).jpgWallis Certified 12-20 (1929-1935) File:Walsh & Clark No. 21 (1918).jpgWalsh & Clark No. 21 (1918) File:Ward (1912-1914).jpgWard (1912-1914) File:Weeks-Dungey „New Simplex“ (1918-1925).jpgWeeks-Dungey „New Simplex“ (1918-1925) File:Wellman-Seaver-Morgan (1920-1922).jpgWellman-Seaver-Morgan (1920-1922) File:Western Implement & Motor Company (1912).jpgWestern Implement & Motor Company (1912) File:Wetmore 12-25 (1919-1928).jpgWetmore 12-25 File:Williamson road steamer and steam plow (1873).jpgWilliamson road steamer and steam plow (1873) File:Wizard 4 pull 20-35.jpgWizard 4 pull 20-35 File:Wyles.jpgWyles (1918)

* WACO (Austria)
* Wagner (USA)
* Wahl (Germany) Wahl (Traktor) (de)
* Waite (USA)
* Wallis (USA) – purchased by Massey-Harris [327]
* Wallis & Stevens (USA)
* Wallis & Steevens (England, UK) – steam tractor (note odd spelling of name)
* Walsh & Clark (England, UK)
* Waltanna (Australia)
* Walter Barrett (USA)
* Waterous Engine (USA) [328] steam tractor
* Warchalowski (Austria) Warchalowski (Traktorenhersteller) (de)
* Ward (USA)
* Wards (USA)
* Warrior (Italy)
* Waterloo Boy (USA) – purchased by John Deere owner Deere & Company
* Waterloo (Canada)
* Wayne (USA) [329]
* Weber (USA) [330][331]
* Webfoot (USA)
* Weeks-Dungey (England, UK)
* Wellington (USA)
* Wellman-Seaver-Morgan (USA) [332]
* Welte
* Werner (Germany)
* Wesseler (Germany)
* Western (USA)
* Western Implement & Motor Company (USA) [333][334] became Bullock
* Western Tractor (USA)
* Westinghouse Company (USA) [335] steam tractor
* Wetmore (USA) [336]
* Wharton (USA)
* Wheel Ox (USA)
* White (USA) – purchased by AGCO Corporation
* White Oliver (USA)
* White George & Sons (USA) [337] steam tractor
* Whiting-Bull (USA) [338]
* Wichita Falls (USA)
* Wichita Tractor (USA)
* Wikov (Czech / USA) – certain products now manufactured by Wisconsin Engineering ([14])
* WildCat (USA)
* Williames (Australia)
* Williamson (USA)
* William Foster (England, UK) steam tractor[339]
* Wills (England, UK)
* Wilson Tractor (USA)
* Winget (Australia)
* Winget (United Kingdom) – noted for site dumpers and plant (was part of Babcock & Wilcox for a time)
* Winnebago (USA)
* Winslow (USA)
* Wisconsin (USA) [340] Wisconsin Automobile Corporation (de)
* Wizard (USA) [341]
* Wladimirski Traktorny Sawod (Russia) Wladimirski Traktorny Sawod (de)
* Wm Allchin (England, UK)
* Wolf (USA)
* Wolf (Germany) Maschinenfabrik Buckau R. Wolf (de)
* Wolverine (USA)
* Woodburn (USA) Woodburn Auto Company (de)
* Wood Brothers (USA) [342][343] steam tractor
* Wood S.W. and Sons (USA) steam tractor [344][345]
* Wood, Taber & Morse (USA) steam tractor [346][347]
* Woods & Copeland (USA) – purchased by Rome
* Woody
* World Harvester (USA)
* Worthington Mower Company (USA) Worthington Pump and Machinery Corporation
* Wright (South Africa)
* Wyles (England, UK)

## X

* Xiamen Xiagong Group (China) [15]
* Sahm
* Xiagong
* Xinhu (China) [16]

## Y

File:Ypsilanti (1912).jpgYpsilanti (1912) File:Yuba Ball Tread 20-35.jpg Yuba Ball Tread 20-35

* Yankee (USA)
* Yewers (Australia)
* Ypsilanti (USA) [348] [349]
* Yuba (USA)

## Z

File:Zelle Tractor 12-25.jpgZelle Tractor 12-25 File:Zimmerman (1913).jpgZimmerman (1913)

* Zadrugar (Yugoslavia)
* Zanello (Argentina)
* Zanello (Maquinarias) (Argentina) – now Zanello (CMZ)
* Zanello (Pauny) (Argentina) – now Pauny Rino
* Zanker (Germany)
* Zaporozhec (Ukraine)
* Zebra (USA)
* Zelle (USA)
* Zetor (Czech) – with Zetor Crystal built in Poland by Ursus
* Zettelmeyer (Germany) Zettelmeyer (de)
* Zimmerman (USA)
* ZTS (Slovak)

## See also

* List of current tractor manufacturers
* List of traction engine and steam tractor manufacturers
* Agricultural engineering
* List of agricultural machinery
* Mechanised agriculture

## References

1. ↑ "production numbers of tractors in the USA". Tractor world v. 1-2 (Aug. 1918-Dec. 1919). 1918-12-01. https://babel.hathitrust.org/cgi/pt?id=nyp.33433110148735&seq=199.
2. ↑ "production numbers of tractors in the USA". Tractor world v. 1-2 (Aug. 1918-Dec. 1919). 1919-04-01. https://babel.hathitrust.org/cgi/pt?id=nyp.33433110148735&seq=348.
3. ↑ "production numbers of tractors in the USA 1919". Tractor world v.3(1920). 1920-12-01. https://babel.hathitrust.org/cgi/pt?id=uiug.30112062307704&seq=356.
4. ↑ "production numbers of tractors in the USA 1920". Tractor world v.3-4 1920-21. 1921-09-01. https://babel.hathitrust.org/cgi/pt?id=coo.31924070990589&seq=837.
5. ↑ "production numbers of tractors in the USA 1921". The tractor industry and its part in power farming, with descriptions of Allis-Chalmers Manufacturing Company, Caterpillar Tractor Co., Hart-Parr Company, Minneapolis Steel & Machinery Company. 1929-04-01. https://babel.hathitrust.org/cgi/pt?id=nnc1.cu04133609&seq=26.
6. ↑ "130 tractorproducers in the USA 1918". Gas review v.11. 1918-05-01. https://babel.hathitrust.org/cgi/pt?id=uiug.30112045459200&seq=266.
7. ↑ "593 tractor manufacturers p.16". Nebraska State Historical Society. 1983-01-01. https://history.nebraska.gov/wp-content/uploads/2010/04/doc_publications_1983-2-Tractor_Shows.pdf.
8. ↑ "A.L. Archambault". Power to produce YEARBOOK OF AGRICULTURE 1960. 1960-01-01. https://babel.hathitrust.org/cgi/pt?id=uiug.30112057387794&seq=46.
9. ↑ "Archambault 1849". TRACTOR HISTORY BY A.C. SEYFARTH, 1910-1934. 1934-01-01. https://explore.wishistory.org/AssetLink/05ei611h2d0y87hbo51028of8o5a6v32.jpg?_gl=1*2j5m5l*_gcl_au*NTkyODMzNzE4LjE3NzgwODAwMTQ.*_ga*ODI1NDU0NTE4LjE3NzgwODAwMTQ.*_ga_P0FPW5K6K8*czE3NzgzMTQyNjEkbzE0JGcxJHQxNzc4MzE1MjA0JGo2MCRsMCRoMA..*_ga_S01FT3GN51*czE3NzgzMTQyNjEkbzE0JGcxJHQxNzc4MzE0OTI1JGo0NyRsMCRoMA..*_ga_4WLK135N6G*czE3NzgzMTQyNjEkbzE0JGcxJHQxNzc4MzE0OTI1JGo0NyRsMCRoMA...
10. ↑ "J.W. Fawkes (1858)". TRACTOR HISTORY BY A.C. SEYFARTH, 1910-1934. 1934-01-01. https://explore.wishistory.org/AssetLink/ynd23p84174e5dij772o01117mftrm7y.jpg?_gl=1*hj9vzo*_gcl_au*NTkyODMzNzE4LjE3NzgwODAwMTQ.*_ga*ODI1NDU0NTE4LjE3NzgwODAwMTQ.*_ga_P0FPW5K6K8*czE3NzgzMTQyNjEkbzE0JGcxJHQxNzc4MzE1MjA0JGo2MCRsMCRoMA..*_ga_S01FT3GN51*czE3NzgzMTQyNjEkbzE0JGcxJHQxNzc4MzE0OTI1JGo0NyRsMCRoMA..*_ga_4WLK135N6G*czE3NzgzMTQyNjEkbzE0JGcxJHQxNzc4MzE0OTI1JGo0NyRsMCRoMA...
11. ↑ "Case 1876". TRACTOR HISTORY BY A.C. SEYFARTH, 1910-1934. 1934-01-01. https://explore.wishistory.org/AssetLink/ss1336m8jyafmqm8xubfhfcm5111s6m5.jpg?_gl=1*1b1dyiz*_gcl_au*NTkyODMzNzE4LjE3NzgwODAwMTQ.*_ga*ODI1NDU0NTE4LjE3NzgwODAwMTQ.*_ga_P0FPW5K6K8*czE3NzgzMTQyNjEkbzE0JGcxJHQxNzc4MzE1MjA0JGo2MCRsMCRoMA..*_ga_S01FT3GN51*czE3NzgzMTQyNjEkbzE0JGcxJHQxNzc4MzE0OTI1JGo0NyRsMCRoMA..*_ga_4WLK135N6G*czE3NzgzMTQyNjEkbzE0JGcxJHQxNzc4MzE0OTI1JGo0NyRsMCRoMA...
12. ↑ "Production figures steam tractors 1876-1926". Steampower on the American farm / by Reynold M. Wik. 1953-01-01. https://babel.hathitrust.org/cgi/pt?id=mdp.39015002955394&seq=116.
13. ↑ "Ames Iron Works 1885". TRACTOR HISTORY BY A.C. SEYFARTH, 1910-1934. 1934-01-01. https://explore.wishistory.org/AssetLink/ss1336m8jyafmqm8xubfhfcm5111s6m5.jpg?_gl=1*1b1dyiz*_gcl_au*NTkyODMzNzE4LjE3NzgwODAwMTQ.*_ga*ODI1NDU0NTE4LjE3NzgwODAwMTQ.*_ga_P0FPW5K6K8*czE3NzgzMTQyNjEkbzE0JGcxJHQxNzc4MzE1MjA0JGo2MCRsMCRoMA..*_ga_S01FT3GN51*czE3NzgzMTQyNjEkbzE0JGcxJHQxNzc4MzE0OTI1JGo0NyRsMCRoMA..*_ga_4WLK135N6G*czE3NzgzMTQyNjEkbzE0JGcxJHQxNzc4MzE0OTI1JGo0NyRsMCRoMA...
14. ↑ "Development of the agricultural tractor in the United States, compiled by R. B. Gray 1". R. B. Gray. 1956-04-01. https://babel.hathitrust.org/cgi/pt?id=wu.89031278336&seq=39.
15. ↑ "Production 1890". TRACTOR HISTORY BY A.C. SEYFARTH, 1910-1934. 1934-01-01. https://explore.wishistory.org/AssetLink/j8601qi7bcp1v75f6p3dt21342t5008f.jpg?_gl=1*1guy63s*_gcl_au*NTkyODMzNzE4LjE3NzgwODAwMTQ.*_ga*ODI1NDU0NTE4LjE3NzgwODAwMTQ.*_ga_P0FPW5K6K8*czE3NzgzMTQyNjEkbzE0JGcxJHQxNzc4MzE1MjA0JGo2MCRsMCRoMA..*_ga_S01FT3GN51*czE3NzgzMTQyNjEkbzE0JGcxJHQxNzc4MzE0OTI1JGo0NyRsMCRoMA..*_ga_4WLK135N6G*czE3NzgzMTQyNjEkbzE0JGcxJHQxNzc4MzE0OTI1JGo0NyRsMCRoMA...
16. ↑ "Development of the agricultural tractor in the United States, compiled by R. B. Gray 1". R. B. Gray. 1956-04-01. https://babel.hathitrust.org/cgi/pt?id=wu.89031278336&seq=39.
17. ↑ "first Case 1892". TRACTOR HISTORY BY A.C. SEYFARTH, 1910-1934. 1934-01-01. https://explore.wishistory.org/AssetLink/hx0u7g24wh67080jx14t5717rkhu636q.jpg?_gl=1*p6vjm0*_gcl_au*NTkyODMzNzE4LjE3NzgwODAwMTQ.*_ga*ODI1NDU0NTE4LjE3NzgwODAwMTQ.*_ga_P0FPW5K6K8*czE3NzgzNDIyMjQkbzE1JGcxJHQxNzc4MzQyNjgxJGo2MCRsMCRoMA..*_ga_S01FT3GN51*czE3NzgzNDIyMjUkbzE1JGcwJHQxNzc4MzQyMjI1JGo2MCRsMCRoMA..*_ga_4WLK135N6G*czE3NzgzNDIyMjUkbzE1JGcwJHQxNzc4MzQyMjI1JGo2MCRsMCRoMA...
18. ↑ "Patterson". Power to produce YEARBOOK OF AGRICULTURE 1960. 1960-01-01. https://babel.hathitrust.org/cgi/pt?id=uiug.30112057387794&seq=51.
19. ↑ "first Hockett 1892/93". TRACTOR HISTORY BY A.C. SEYFARTH, 1910-1934. 1934-01-01. https://explore.wishistory.org/AssetLink/f151o58tajx566mr53du34qs67kwd5qf.jpg?_gl=1*1l0ujgf*_gcl_au*NTkyODMzNzE4LjE3NzgwODAwMTQ.*_ga*ODI1NDU0NTE4LjE3NzgwODAwMTQ.*_ga_P0FPW5K6K8*czE3NzgzNDIyMjQkbzE1JGcxJHQxNzc4MzQyNjgxJGo2MCRsMCRoMA..*_ga_S01FT3GN51*czE3NzgzNDIyMjUkbzE1JGcwJHQxNzc4MzQyMjI1JGo2MCRsMCRoMA..*_ga_4WLK135N6G*czE3NzgzNDIyMjUkbzE1JGcwJHQxNzc4MzQyMjI1JGo2MCRsMCRoMA...
20. ↑ "Van Duzen 1894". TRACTOR HISTORY BY A.C. SEYFARTH, 1910-1934. 1934-01-01. https://explore.wishistory.org/AssetLink/q003wvj876x4np8p0qhr7kpn8485pfw2.jpg?_gl=1*1ph9eo8*_gcl_au*NTkyODMzNzE4LjE3NzgwODAwMTQ.*_ga*ODI1NDU0NTE4LjE3NzgwODAwMTQ.*_ga_P0FPW5K6K8*czE3Nzg0MDIzNzQkbzE4JGcwJHQxNzc4NDAyMzgwJGo1NCRsMCRoMA..*_ga_S01FT3GN51*czE3Nzg0MDIzNzQkbzE4JGcwJHQxNzc4NDAyMzc0JGo2MCRsMCRoMA..*_ga_4WLK135N6G*czE3Nzg0MDIzNzQkbzE4JGcwJHQxNzc4NDAyMzc0JGo2MCRsMCRoMA...
21. ↑ "Van Duzen tractor". TRACTOR HISTORY BY A.C. SEYFARTH, 1910-1934. 1934-01-01. https://explore.wishistory.org/AssetLink/5mk7n1555w3m8f2k6n8pr3hkv6ww1af7.jpg?_gl=1*1e3wlki*_gcl_au*NTkyODMzNzE4LjE3NzgwODAwMTQ.*_ga*ODI1NDU0NTE4LjE3NzgwODAwMTQ.*_ga_P0FPW5K6K8*czE3Nzg0MDIzNzQkbzE4JGcwJHQxNzc4NDAyMzgwJGo1NCRsMCRoMA..*_ga_S01FT3GN51*czE3Nzg0MDIzNzQkbzE4JGcwJHQxNzc4NDAyMzc0JGo2MCRsMCRoMA..*_ga_4WLK135N6G*czE3Nzg0MDIzNzQkbzE4JGcwJHQxNzc4NDAyMzc0JGo2MCRsMCRoMA...
22. ↑ "Otto gas 1894". TRACTOR HISTORY BY A.C. SEYFARTH, 1910-1934. 1934-01-01. https://explore.wishistory.org/AssetLink/58oi2388i327743j37wn2031b25alo11.jpg?_gl=1*11v1u4k*_gcl_au*NTkyODMzNzE4LjE3NzgwODAwMTQ.*_ga*ODI1NDU0NTE4LjE3NzgwODAwMTQ.*_ga_P0FPW5K6K8*czE3NzgzNDIyMjQkbzE1JGcxJHQxNzc4MzQyNjgxJGo2MCRsMCRoMA..*_ga_S01FT3GN51*czE3NzgzNDIyMjUkbzE1JGcwJHQxNzc4MzQyMjI1JGo2MCRsMCRoMA..*_ga_4WLK135N6G*czE3NzgzNDIyMjUkbzE1JGcwJHQxNzc4MzQyMjI1JGo2MCRsMCRoMA...
23. ↑ "first Charter Gas ˋSterling´ 1894". TRACTOR HISTORY BY A.C. SEYFARTH, 1910-1934. 1934-01-01. https://explore.wishistory.org/AssetLink/g0k411f1687362i44nqdp584lb23pf63.jpg?_gl=1*d5pfzn*_gcl_au*NTkyODMzNzE4LjE3NzgwODAwMTQ.*_ga*ODI1NDU0NTE4LjE3NzgwODAwMTQ.*_ga_P0FPW5K6K8*czE3NzgzNDIyMjQkbzE1JGcxJHQxNzc4MzQyNjgxJGo2MCRsMCRoMA..*_ga_S01FT3GN51*czE3NzgzNDIyMjUkbzE1JGcwJHQxNzc4MzQyMjI1JGo2MCRsMCRoMA..*_ga_4WLK135N6G*czE3NzgzNDIyMjUkbzE1JGcwJHQxNzc4MzQyMjI1JGo2MCRsMCRoMA...
24. ↑ "Waterloo 1895". TRACTOR HISTORY BY A.C. SEYFARTH, 1910-1934. 1934-01-01. https://explore.wishistory.org/AssetLink/q003wvj876x4np8p0qhr7kpn8485pfw2.jpg?_gl=1*1ph9eo8*_gcl_au*NTkyODMzNzE4LjE3NzgwODAwMTQ.*_ga*ODI1NDU0NTE4LjE3NzgwODAwMTQ.*_ga_P0FPW5K6K8*czE3Nzg0MDIzNzQkbzE4JGcwJHQxNzc4NDAyMzgwJGo1NCRsMCRoMA..*_ga_S01FT3GN51*czE3Nzg0MDIzNzQkbzE4JGcwJHQxNzc4NDAyMzc0JGo2MCRsMCRoMA..*_ga_4WLK135N6G*czE3Nzg0MDIzNzQkbzE4JGcwJHQxNzc4NDAyMzc0JGo2MCRsMCRoMA...
25. ↑ "~ 25 in 1896". TRACTOR HISTORY BY A.C. SEYFARTH, 1910-1934. 1934-01-01. https://explore.wishistory.org/AssetLink/5chy8dnfun5y8hujas4k8j5343245xn3.jpg?_gl=1*47kthg*_gcl_au*NTkyODMzNzE4LjE3NzgwODAwMTQ.*_ga*ODI1NDU0NTE4LjE3NzgwODAwMTQ.*_ga_P0FPW5K6K8*czE3Nzg0MDIzNzQkbzE4JGcwJHQxNzc4NDAyMzgwJGo1NCRsMCRoMA..*_ga_S01FT3GN51*czE3Nzg0MDIzNzQkbzE4JGcwJHQxNzc4NDAyMzc0JGo2MCRsMCRoMA..*_ga_4WLK135N6G*czE3Nzg0MDIzNzQkbzE4JGcwJHQxNzc4NDAyMzc0JGo2MCRsMCRoMA...
26. ↑ "six Otto gas 1896". TRACTOR HISTORY BY A.C. SEYFARTH, 1910-1934. 1934-01-01. https://explore.wishistory.org/AssetLink/w226808627alk17uqe7uxnel6p1t1efg.jpg?_gl=1*1qnvqo6*_gcl_au*NTkyODMzNzE4LjE3NzgwODAwMTQ.*_ga*ODI1NDU0NTE4LjE3NzgwODAwMTQ.*_ga_P0FPW5K6K8*czE3NzgzNDIyMjQkbzE1JGcxJHQxNzc4MzQyNjgxJGo2MCRsMCRoMA..*_ga_S01FT3GN51*czE3NzgzNDIyMjUkbzE1JGcwJHQxNzc4MzQyMjI1JGo2MCRsMCRoMA..*_ga_4WLK135N6G*czE3NzgzNDIyMjUkbzE1JGcwJHQxNzc4MzQyMjI1JGo2MCRsMCRoMA...
27. ↑ "1897". TRACTOR HISTORY BY A.C. SEYFARTH, 1910-1934. 1934-01-01. https://explore.wishistory.org/AssetLink/5chy8dnfun5y8hujas4k8j5343245xn3.jpg?_gl=1*1b461dn*_gcl_au*NTkyODMzNzE4LjE3NzgwODAwMTQ.*_ga*ODI1NDU0NTE4LjE3NzgwODAwMTQ.*_ga_P0FPW5K6K8*czE3Nzg0MDIzNzQkbzE4JGcwJHQxNzc4NDAyMzgwJGo1NCRsMCRoMA..*_ga_S01FT3GN51*czE3Nzg0MDIzNzQkbzE4JGcwJHQxNzc4NDAyMzc0JGo2MCRsMCRoMA..*_ga_4WLK135N6G*czE3Nzg0MDIzNzQkbzE4JGcwJHQxNzc4NDAyMzc0JGo2MCRsMCRoMA...
28. ↑ "tractor production 1898 p.15". Jim Harter. 1935-06-01. https://api.pageplace.de/preview/DT0400.9781609402556_A23958001/preview-9781609402556_A23958001.pdf.
29. ↑ "Production 1900". TRACTOR HISTORY BY A.C. SEYFARTH, 1910-1934. 1934-01-01. https://explore.wishistory.org/AssetLink/j8601qi7bcp1v75f6p3dt21342t5008f.jpg?_gl=1*1guy63s*_gcl_au*NTkyODMzNzE4LjE3NzgwODAwMTQ.*_ga*ODI1NDU0NTE4LjE3NzgwODAwMTQ.*_ga_P0FPW5K6K8*czE3NzgzMTQyNjEkbzE0JGcxJHQxNzc4MzE1MjA0JGo2MCRsMCRoMA..*_ga_S01FT3GN51*czE3NzgzMTQyNjEkbzE0JGcxJHQxNzc4MzE0OTI1JGo0NyRsMCRoMA..*_ga_4WLK135N6G*czE3NzgzMTQyNjEkbzE0JGcxJHQxNzc4MzE0OTI1JGo0NyRsMCRoMA...
30. ↑ "companys 1900". TRACTOR HISTORY BY A.C. SEYFARTH, 1910-1934. 1934-01-01. https://explore.wishistory.org/AssetLink/pjrd0wy065402g6b3n8t60o74h282ni6.jpg?_gl=1*1fkew3w*_gcl_au*NTkyODMzNzE4LjE3NzgwODAwMTQ.*_ga*ODI1NDU0NTE4LjE3NzgwODAwMTQ.*_ga_P0FPW5K6K8*czE3NzgzNDIyMjQkbzE1JGcxJHQxNzc4MzQyNjgxJGo2MCRsMCRoMA..*_ga_S01FT3GN51*czE3NzgzNDIyMjUkbzE1JGcwJHQxNzc4MzQyMjI1JGo2MCRsMCRoMA..*_ga_4WLK135N6G*czE3NzgzNDIyMjUkbzE1JGcwJHQxNzc4MzQyMjI1JGo2MCRsMCRoMA...
31. ↑ "hart-parr-tractor p.2". American Society of Mechanical Engineers. 1996-05-18. https://www.asme.org/wwwasmeorg/media/resourcefiles/aboutasme/who we are/engineering history/landmarks/190-hart-parr-tractor.pdf.
32. ↑ "production 1901". TRACTOR HISTORY BY A.C. SEYFARTH, 1910-1934. 1934-01-01. https://explore.wishistory.org/AssetLink/1i18p36x15yrveyga17u74p2335g2670.jpg?_gl=1*1h96egz*_gcl_au*NTkyODMzNzE4LjE3NzgwODAwMTQ.*_ga*ODI1NDU0NTE4LjE3NzgwODAwMTQ.*_ga_P0FPW5K6K8*czE3Nzg0MTQ5MDUkbzIxJGcxJHQxNzc4NDE0OTkyJGo1OCRsMCRoMA..*_ga_S01FT3GN51*czE3Nzg0MTQ5MDUkbzIxJGcxJHQxNzc4NDE0OTkxJGo1OSRsMCRoMA..*_ga_4WLK135N6G*czE3Nzg0MTQ5MDUkbzIxJGcxJHQxNzc4NDE0OTkxJGo1OSRsMCRoMA...
33. ↑ "Development of the agricultural tractor in the United States, compiled by R. B. Gray 1". R. B. Gray. 1956-04-01. https://babel.hathitrust.org/cgi/pt?id=wu.89031278336&seq=47.
34. ↑ "Hart Parr Type L p.8". ASME International. 2026-01-01. https://www.asme.org/wwwasmeorg/media/resourcefiles/aboutasme/who we are/engineering history/landmarks/190-hart-parr-tractor.pdf.
35. ↑ "Development of the agricultural tractor in the United States, compiled by R. B. Gray 1". R. B. Gray. 1956-04-01. https://babel.hathitrust.org/cgi/pt?id=wu.89031278336&seq=47.
36. ↑ "Development of the agricultural tractor in the United States, compiled by R. B. Gray 2". R. B. Gray. 1958-09-01. https://babel.hathitrust.org/cgi/pt?id=wu.89034678409&seq=3.
37. ↑ "Development of the agricultural tractor in the United States, compiled by R. B. Gray 1". R. B. Gray. 1956-04-01. https://babel.hathitrust.org/cgi/pt?id=wu.89031278336&seq=50.
38. ↑ "Hart Parr tractors 1905". TRACTOR HISTORY BY A.C. SEYFARTH, 1910-1934. 1934-01-01. https://explore.wishistory.org/AssetLink/1l20200x3bn5t1y5wt50b7by38815644.jpg?_gl=1*wumjlo*_gcl_au*NTkyODMzNzE4LjE3NzgwODAwMTQ.*_ga*ODI1NDU0NTE4LjE3NzgwODAwMTQ.*_ga_P0FPW5K6K8*czE3NzgxNTk3OTYkbzckZzEkdDE3NzgxNTk4MDgkajQ4JGwwJGgw*_ga_S01FT3GN51*czE3NzgxNTk3OTYkbzckZzAkdDE3NzgxNTk3OTYkajYwJGwwJGgw*_ga_4WLK135N6G*czE3NzgxNTk3OTYkbzckZzAkdDE3NzgxNTk3OTYkajYwJGwwJGgw.
39. ↑ "Production gasoline tractors 1906". TRACTOR HISTORY BY A.C. SEYFARTH, 1910-1934. 1934-01-01. https://explore.wishistory.org/AssetLink/2cgiw3p6nh5vc4gpl4xog8vem1h8e6a1.jpg?_gl=1*1kaujxo*_gcl_au*NTkyODMzNzE4LjE3NzgwODAwMTQ.*_ga*ODI1NDU0NTE4LjE3NzgwODAwMTQ.*_ga_P0FPW5K6K8*czE3NzgwODMzNTUkbzIkZzEkdDE3NzgwODM1MzgkajYwJGwwJGgw*_ga_S01FT3GN51*czE3NzgwODMzNTUkbzIkZzEkdDE3NzgwODMzNzckajM4JGwwJGgw*_ga_4WLK135N6G*czE3NzgwODMzNTUkbzIkZzEkdDE3NzgwODMzNzckajM4JGwwJGgw.
40. ↑ "Hart Parr tractors 1906". TRACTOR HISTORY BY A.C. SEYFARTH, 1910-1934. 1934-01-01. https://explore.wishistory.org/AssetLink/v0dqck4d4r2804846q0imio66xm54p24.jpg?_gl=1*1upau2w*_gcl_au*NTkyODMzNzE4LjE3NzgwODAwMTQ.*_ga*ODI1NDU0NTE4LjE3NzgwODAwMTQ.*_ga_P0FPW5K6K8*czE3NzgxNTk3OTYkbzckZzEkdDE3NzgxNTk4MDgkajQ4JGwwJGgw*_ga_S01FT3GN51*czE3NzgxNTk3OTYkbzckZzAkdDE3NzgxNTk3OTYkajYwJGwwJGgw*_ga_4WLK135N6G*czE3NzgxNTk3OTYkbzckZzAkdDE3NzgxNTk3OTYkajYwJGwwJGgw.
41. ↑ "IHC gasoline tractors 1906". TRACTOR HISTORY BY A.C. SEYFARTH, 1910-1934. 1934-01-01. https://explore.wishistory.org/AssetLink/5353537474y3r67h3w382f3q551852w8.jpg?_gl=1*1l77qiw*_gcl_au*NTkyODMzNzE4LjE3NzgwODAwMTQ.*_ga*ODI1NDU0NTE4LjE3NzgwODAwMTQ.*_ga_P0FPW5K6K8*czE3NzgwODY4NTkkbzMkZzEkdDE3NzgwODY4ODgkajMxJGwwJGgw*_ga_S01FT3GN51*czE3NzgwODY4NTkkbzMkZzEkdDE3NzgwODY4ODUkajM0JGwwJGgw*_ga_4WLK135N6G*czE3NzgwODY4NTkkbzMkZzEkdDE3NzgwODY4ODUkajM0JGwwJGgw.
42. ↑ "gasoline Companies 1906". TRACTOR HISTORY BY A.C. SEYFARTH, 1910-1934. 1934-01-01. https://explore.wishistory.org/AssetLink/0qe2e574n6sl57oh2vr4764n6s22cvd3.jpg?_gl=1*xfmfnc*_gcl_au*NTkyODMzNzE4LjE3NzgwODAwMTQ.*_ga*ODI1NDU0NTE4LjE3NzgwODAwMTQ.*_ga_P0FPW5K6K8*czE3Nzg1MDU4MjEkbzIyJGcxJHQxNzc4NTA2Mzk0JGo2MCRsMCRoMA..*_ga_S01FT3GN51*czE3Nzg1MDU4MjEkbzIyJGcxJHQxNzc4NTA2MjE4JGo2MCRsMCRoMA..*_ga_4WLK135N6G*czE3Nzg1MDU4MjEkbzIyJGcxJHQxNzc4NTA2MjE4JGo2MCRsMCRoMA...
43. ↑ "Holt 1. tracklaying gasoline tractor". Power to produce YEARBOOK OF AGRICULTURE 1960. 1960-01-01. https://babel.hathitrust.org/cgi/pt?id=uiug.30112057387794&seq=47.
44. ↑ "Port Huron No. 5970". farmcollector. 1957-07-01. https://www.farmcollector.com/steam-traction/port-huron-double-steam-engines/.
45. ↑ "Holt tractors 1908". TRACTOR HISTORY BY A.C. SEYFARTH, 1910-1934. 1934-01-01. https://explore.wishistory.org/AssetLink/mo12gu438fs2ee57hbfvr681r28570we.jpg?_gl=1*1aqvfm1*_gcl_au*NTkyODMzNzE4LjE3NzgwODAwMTQ.*_ga*ODI1NDU0NTE4LjE3NzgwODAwMTQ.*_ga_P0FPW5K6K8*czE3NzgxNTk3OTYkbzckZzEkdDE3NzgxNTk4MDgkajQ4JGwwJGgw*_ga_S01FT3GN51*czE3NzgxNTk3OTYkbzckZzAkdDE3NzgxNTk3OTYkajYwJGwwJGgw*_ga_4WLK135N6G*czE3NzgxNTk3OTYkbzckZzAkdDE3NzgxNTk3OTYkajYwJGwwJGgw.
46. ↑ "tractor production 1909-1915 p.86". Statistical Bulletin 5 U.S. Department of Agriculture. 1922-06-01. https://esmis.nal.usda.gov/sites/default/release-files/qv33rw655/db78tg38w/5d86p3338/horsemulemvstat_Horses__Mules__and_Motor_Vehicles__1840-1924.pdf.
47. ↑ "Production gasoline tractors". TRACTOR HISTORY BY A.C. SEYFARTH, 1910-1934. 1934-01-01. https://explore.wishistory.org/AssetLink/cliv73gay54oi1l8a10h183487j2n60w.jpg?_gl=1*hoalqb*_gcl_au*NTkyODMzNzE4LjE3NzgwODAwMTQ.*_ga*ODI1NDU0NTE4LjE3NzgwODAwMTQ.*_ga_P0FPW5K6K8*czE3NzgwODAwMTQkbzEkZzEkdDE3NzgwODA5MzkkajYwJGwwJGgw*_ga_S01FT3GN51*czE3NzgwODAwMDMkbzEkZzEkdDE3NzgwODA4MjYkajU2JGwwJGgw*_ga_4WLK135N6G*czE3NzgwODAwMDMkbzEkZzEkdDE3NzgwODA4MjYkajU2JGwwJGgw.
48. ↑ "Geiser gasoline tractor". Wisconsin Historical Society. 1912-01-01. https://www.wisconsinhistory.org/record/image/W012W5X/geiser-gasoline-tractor-at-winnipeg-tractor-contes#detailsArea.
49. ↑ "tractor producers 1910 p.3". An Engineering Review of the Farm Tractor’s Evolution to a Dominant Design. 2019-11-06. https://pdfs.semanticscholar.org/d62d/a9faf9494dd9c1d01a2115a6b32d0509feeb.pdf.
50. ↑ "Advance-Rumely tractors 1911 nearly 2,000". TRACTOR HISTORY BY A.C. SEYFARTH, 1910-1934. 1934-01-01. https://explore.wishistory.org/AssetLink/5558la2l0yt1m78yq56vtef0mci2wu60.jpg?_gl=1*1hid8ak*_gcl_au*NTkyODMzNzE4LjE3NzgwODAwMTQ.*_ga*ODI1NDU0NTE4LjE3NzgwODAwMTQ.*_ga_P0FPW5K6K8*czE3NzgxNTk3OTYkbzckZzEkdDE3NzgxNTk4MDgkajQ4JGwwJGgw*_ga_S01FT3GN51*czE3NzgxNTk3OTYkbzckZzAkdDE3NzgxNTk3OTYkajYwJGwwJGgw*_ga_4WLK135N6G*czE3NzgxNTk3OTYkbzckZzAkdDE3NzgxNTk3OTYkajYwJGwwJGgw.
51. ↑ "Value of Tractor Outputs p.184". Historical Statistics. 1949-01-01. https://www2.census.gov/library/publications/1949/compendia/hist_stats_1789-1945/hist_stats_1789-1945.pdf.
52. ↑ "Advance-Rumely tractors 1912 ~ 3,000". TRACTOR HISTORY BY A.C. SEYFARTH, 1910-1934. 1934-01-01. https://explore.wishistory.org/AssetLink/65ta86x517q1y8m4y0257e844h05u7gq.jpg?_gl=1*5dgk85*_gcl_au*NTkyODMzNzE4LjE3NzgwODAwMTQ.*_ga*ODI1NDU0NTE4LjE3NzgwODAwMTQ.*_ga_P0FPW5K6K8*czE3NzgxNTk3OTYkbzckZzEkdDE3NzgxNTk4MDgkajQ4JGwwJGgw*_ga_S01FT3GN51*czE3NzgxNTk3OTYkbzckZzAkdDE3NzgxNTk3OTYkajYwJGwwJGgw*_ga_4WLK135N6G*czE3NzgxNTk3OTYkbzckZzAkdDE3NzgxNTk3OTYkajYwJGwwJGgw.
53. ↑ "Value of Tractor Outputs p.184". Historical Statistics. 1949-01-01. https://www2.census.gov/library/publications/1949/compendia/hist_stats_1789-1945/hist_stats_1789-1945.pdf.
54. ↑ "Bull Co. 1913 ~ several hundred". TRACTOR HISTORY BY A.C. SEYFARTH, 1910-1934. 1934-01-01. https://explore.wishistory.org/AssetLink/4457wr43h70y2iknuewa82nlm50i823t.jpg?_gl=1*12ms7a*_gcl_au*NTkyODMzNzE4LjE3NzgwODAwMTQ.*_ga*ODI1NDU0NTE4LjE3NzgwODAwMTQ.*_ga_P0FPW5K6K8*czE3NzgxNTk3OTYkbzckZzEkdDE3NzgxNTk4MDgkajQ4JGwwJGgw*_ga_S01FT3GN51*czE3NzgxNTk3OTYkbzckZzAkdDE3NzgxNTk3OTYkajYwJGwwJGgw*_ga_4WLK135N6G*czE3NzgxNTk3OTYkbzckZzAkdDE3NzgxNTk3OTYkajYwJGwwJGgw.
55. ↑ "Ford 1913". Notes de culture mécanique / Dr C. Chauveau. 1917-01-01. https://gallica.bnf.fr/ark:/12148/bd6t5750716d/f158.
56. ↑ "Bull tractors 1914". TRACTOR HISTORY BY A.C. SEYFARTH, 1910-1934. 1934-01-01. https://explore.wishistory.org/AssetLink/vps8g36mqifr1p4145j5xl3fnk7fc47a.jpg?_gl=1*1ywhm6u*_gcl_au*NTkyODMzNzE4LjE3NzgwODAwMTQ.*_ga*ODI1NDU0NTE4LjE3NzgwODAwMTQ.*_ga_P0FPW5K6K8*czE3NzgxNTk3OTYkbzckZzEkdDE3NzgxNTk4MDgkajQ4JGwwJGgw*_ga_S01FT3GN51*czE3NzgxNTk3OTYkbzckZzAkdDE3NzgxNTk3OTYkajYwJGwwJGgw*_ga_4WLK135N6G*czE3NzgxNTk3OTYkbzckZzAkdDE3NzgxNTk3OTYkajYwJGwwJGgw.
57. ↑ "Moline tractors 1914". TRACTOR HISTORY BY A.C. SEYFARTH, 1910-1934. 1934-01-01. https://explore.wishistory.org/AssetLink/x50jk87sm1a085qs7lhlh1t7buo8p47n.jpg?_gl=1*a00dd*_gcl_au*NTkyODMzNzE4LjE3NzgwODAwMTQ.*_ga*ODI1NDU0NTE4LjE3NzgwODAwMTQ.*_ga_P0FPW5K6K8*czE3NzgxNTk3OTYkbzckZzEkdDE3NzgxNTk4MDgkajQ4JGwwJGgw*_ga_S01FT3GN51*czE3NzgxNTk3OTYkbzckZzAkdDE3NzgxNTk3OTYkajYwJGwwJGgw*_ga_4WLK135N6G*czE3NzgxNTk3OTYkbzckZzAkdDE3NzgxNTk3OTYkajYwJGwwJGgw.
58. ↑ "Bull tractors 1915". TRACTOR HISTORY BY A.C. SEYFARTH, 1910-1934. 1934-01-01. https://explore.wishistory.org/AssetLink/kx0u6px0p8ovlybpj1llglqjthqe4r55.jpg?_gl=1*1cjwkln*_gcl_au*NTkyODMzNzE4LjE3NzgwODAwMTQ.*_ga*ODI1NDU0NTE4LjE3NzgwODAwMTQ.*_ga_P0FPW5K6K8*czE3NzgxNTk3OTYkbzckZzEkdDE3NzgxNTk4MDgkajQ4JGwwJGgw*_ga_S01FT3GN51*czE3NzgxNTk3OTYkbzckZzAkdDE3NzgxNTk3OTYkajYwJGwwJGgw*_ga_4WLK135N6G*czE3NzgxNTk3OTYkbzckZzAkdDE3NzgxNTk3OTYkajYwJGwwJGgw.
59. ↑ "Port Huron No. 7920". Henry Ford Museum of American Innovation. 1926-01-01. https://www.thehenryford.org/collections/explore/articles/steam-powered-agriculture.
60. ↑ "FORD twenty three years of production". The Ford industries; facts about the Ford Motor Company and its subsidiaries. 1927-01-01. https://babel.hathitrust.org/cgi/pt?id=wu.89091029215&seq=18.
61. ↑ "124 companys". John Deere: The Overnight Sensation of the Farm Tractor p.13. 2023-07-01. https://dr.lib.iastate.edu/server/api/core/bitstreams/5c212aa5-9f31-432c-a32e-75e523f058d4/content.
62. ↑ "Steam Tractors 1918". Millard's implement directory for trade territory of St. Louis 1918. 1918-01-01. https://babel.hathitrust.org/cgi/pt?id=nyp.33433007863222&seq=377.
63. ↑ "tractor production 1920-1922". Farm Machines and Equipment 1922, 1924-1931, 1935-1936, 1938, 1940. 1922-06-01. https://babel.hathitrust.org/cgi/pt?id=uc1.b5366192&seq=9.
64. ↑ "Seltzer". Seltzer, Lawrence H.. 1925-01-01. https://babel.hathitrust.org/cgi/pt?id=mdp.39015085428210&seq=137.
65. ↑ "tractor production 1924". Farm Machines and Equipment 1922, 1924-1931, 1935-1936, 1938, 1940. 1924-06-01. https://babel.hathitrust.org/cgi/pt?id=uc1.b5366192&seq=80.
66. ↑ "tractor production 1925". Farm Machines and Equipment 1922, 1924-1931, 1935-1936, 1938, 1940. 1925-06-01. https://babel.hathitrust.org/cgi/pt?id=uc1.b5366192&seq=96.
67. ↑ "tractor production 1926". Farm Machines and Equipment 1922, 1924-1931, 1935-1936, 1938, 1940. 1926-06-01. https://babel.hathitrust.org/cgi/pt?id=uc1.b5366192&seq=112.
68. ↑ "tractor production 1927". Farm Machines and Equipment 1922, 1924-1931, 1935-1936, 1938, 1940. 1927-06-01. https://babel.hathitrust.org/cgi/pt?id=uc1.b5366192&seq=128.
69. ↑ "Fordson tractor production (p.5)". Ford p.5 (1929). 1929-01-01. https://www.doria.fi/bitstream/handle/10024/80157/fd2011-pp00003248-pdf001.pdf?sequence=1&isAllowed=y.
70. ↑ "tractor production 1928". Farm Machines and Equipment 1922, 1924-1931, 1935-1936, 1938, 1940. 1928-06-01. https://babel.hathitrust.org/cgi/pt?id=uc1.b5366192&seq=144.
71. ↑ "tractor production 1929". Farm Machines and Equipment 1922, 1924-1931, 1935-1936, 1938, 1940. 1929-06-01. https://babel.hathitrust.org/cgi/pt?id=uc1.b5366192&seq=160.
72. ↑ "tractor production 1930". Farm Machines and Equipment 1922, 1924-1931, 1935-1936, 1938, 1940. 1930-06-01. https://babel.hathitrust.org/cgi/pt?id=uc1.b5366192&seq=176.
73. ↑ "tractor production 1931". Farm Machines and Equipment 1922, 1924-1931, 1935-1936, 1938, 1940. 1931-06-01. https://babel.hathitrust.org/cgi/pt?id=uc1.b5366192&seq=192.
74. ↑ "First Diesel Tractor". Power to produce YEARBOOK OF AGRICULTURE 1960. 1960-01-01. https://babel.hathitrust.org/cgi/pt?id=uiug.30112057387794&seq=55.
75. ↑ "no data collected". Farm Machines and Equipment 1922, 1924-1931, 1935-1936, 1938, 1940. 1935-06-01. https://babel.hathitrust.org/cgi/pt?id=uc1.b5366192&seq=199.
76. ↑ "tractor production 1932 p.9". Jim Harter. 1935-06-01. https://api.pageplace.de/preview/DT0400.9781609402556_A23958001/preview-9781609402556_A23958001.pdf.
77. ↑ "no data collected". Farm Machines and Equipment 1922, 1924-1931, 1935-1936, 1938, 1940. 2012-01-01. https://babel.hathitrust.org/cgi/pt?id=uc1.b5366192&seq=199.
78. ↑ "Development of the agricultural tractor in the United States, compiled by R. B. Gray 2". R. B. Gray. 1958-09-01. https://babel.hathitrust.org/cgi/pt?id=wu.89034678409&seq=48.
79. ↑ "no data collected". Farm Machines and Equipment 1922, 1924-1931, 1935-1936, 1938, 1940. 1935-06-01. https://babel.hathitrust.org/cgi/pt?id=uc1.b5366192&seq=199.
80. ↑ "Development of the agricultural tractor in the United States, compiled by R. B. Gray 2". R. B. Gray. 1958-09-01. https://babel.hathitrust.org/cgi/pt?id=wu.89034678409&seq=51.
81. ↑ "tractor production 1935". Farm Machines and Equipment 1922, 1924-1931, 1935-1936, 1938, 1940. 1935-06-01. https://babel.hathitrust.org/cgi/pt?id=uc1.b5366192&seq=211.
82. ↑ "tractor production 1936". Farm Machines and Equipment 1922, 1924-1931, 1935-1936, 1938, 1940. 1936-06-01. https://babel.hathitrust.org/cgi/pt?id=uc1.b5366192&seq=231.
83. ↑ "tractor production 1937". Manufacture and sale of farm equipment 1924-1941 incompl.. 1937-06-01. https://babel.hathitrust.org/cgi/pt?id=mdp.39015036701111&seq=91.
84. ↑ "tractor production 1938". Farm Machines and Equipment 1922, 1924-1931, 1935-1936, 1938, 1940. 1938-06-01. https://babel.hathitrust.org/cgi/pt?id=uc1.b5366192&seq=249.
85. ↑ "tractor production 1939". Farm Machines and Equipment 1922, 1924-1931, 1935-1936, 1938, 1940. 1939-06-01. https://babel.hathitrust.org/cgi/pt?id=mdp.39015036701111&seq=5.
86. ↑ "tractor production 1940". Farm Machines and Equipment 1922, 1924-1931, 1935-1936, 1938, 1940. 1940-06-01. https://babel.hathitrust.org/cgi/pt?id=uc1.b5366192&seq=265.
87. ↑ "tractor production 1941". Farm Machines and Equipment 1922, 1924-1931, 1935-1936, 1938, 1940. 1941-06-01. https://babel.hathitrust.org/cgi/pt?id=mdp.39015036701111&seq=5.
88. ↑ "tractor production 1942". Farm machines and equipment 1939-1956. 1942-06-01. https://babel.hathitrust.org/cgi/pt?id=uc1.31175008083639&seq=63.
89. ↑ "tractor production 1943". Farm machines and equipment 1939-1956. 1943-06-01. https://babel.hathitrust.org/cgi/pt?id=uc1.31175008083639&seq=78.
90. ↑ "tractor production 1943". Farm machines and equipment 1939-1956. 1942-06-01. https://babel.hathitrust.org/cgi/pt?id=uc1.31175008083639&seq=63.
91. ↑ "tractor production 1944". Farm machines and equipment 1939-1956. 1944-06-01. https://babel.hathitrust.org/cgi/pt?id=uc1.31175008083639&seq=98.
92. ↑ "tractor production 1945". Farm machines and equipment 1939-1956. 1945-06-01. https://babel.hathitrust.org/cgi/pt?id=uc1.31175008083639&seq=122.
93. ↑ "tractor production 1946". Farm machines and equipment 1939-1956. 1946-06-01. https://babel.hathitrust.org/cgi/pt?id=uc1.31175008083639&seq=223.
94. ↑ "tractor production 1947". Farm machines and equipment 1939-1956. 1947-06-01. https://babel.hathitrust.org/cgi/pt?id=uc1.31175008083639&seq=222.
95. ↑ "tractor production 1948". Farm machines and equipment 1939-1956. 1948-06-01. https://babel.hathitrust.org/cgi/pt?id=uc1.31175008083639&seq=262.
96. ↑ "tractor production 1949". Farm machines and equipment 1939-1956. 1949-06-01. https://babel.hathitrust.org/cgi/pt?id=uc1.31175008083639&seq=294.
97. ↑ "Market Share of Leading Wheel Tractor Manufacturers". Economic History of Tractors in the United States William J. White, Research Triangle Institute. 2026-01-01. https://eh.net/encyclopedia/economic-history-of-tractors-in-the-united-states/.
98. ↑ "Abenaque". Gas review v. 2 (1909). 1909-03-01. https://babel.hathitrust.org/cgi/pt?id=nyp.33433066356910&seq=213.
99. ↑ "Abenaque". Gas review v. 4 (1911). 1911-03-01. https://babel.hathitrust.org/cgi/pt?id=nyp.33433066356936&seq=243.
100. ↑ "Farm Collector". https://www.farmcollector.com/tractors/australian-tractor-zm0z15julzhur/.
101. ↑ "Allen Breed". Gas review v. 7 (1914). 1914-03-01. https://babel.hathitrust.org/cgi/pt?id=nyp.33433066356969&seq=197.
102. ↑ "Alpenland". wikibooks. 2025-05-28. https://de.wikibooks.org/wiki/Traktorenlexikon:_Alpenland.
103. ↑ "American-Abell". Steampower on the American farm / by Reynold M. Wik. 1953-01-01. https://babel.hathitrust.org/cgi/pt?id=mdp.39015002955394&seq=278.
104. ↑ "American Engine". Steampower on the American farm / by Reynold M. Wik. 1953-01-01. https://babel.hathitrust.org/cgi/pt?id=mdp.39015002955394&seq=278.
105. ↑ "American Machine and Foundry". U.S. Department of Agriculture, National Agricultural Library. 2026-01-01. https://archive.org/details/CAT109916907931007426061/mode/2up.
106. ↑ "Andrews". Gas review v.8(1915). 1915-04-01. https://babel.hathitrust.org/cgi/pt?id=uiug.30112045459051&seq=269.
107. ↑ "Andrews". Gas review v.8(1915). 1915-10-01. https://babel.hathitrust.org/cgi/pt?id=uiug.30112045459051&seq=833.
108. ↑ "Andrews". Notes de culture mécanique / Dr C. Chauveau. 1917-01-01. https://gallica.bnf.fr/ark:/12148/bd6t5750716d/f131.
109. ↑ "Atlas 16-26". Tractor world v. 1-2 (Aug. 1918-Dec. 1919). 1919-04-01. https://babel.hathitrust.org/cgi/pt?id=nyp.33433110148735&seq=350.
110. ↑ "Atlas Engine". Steampower on the American farm / by Reynold M. Wik. 1953-01-01. https://babel.hathitrust.org/cgi/pt?id=mdp.39015002955394&seq=278.
111. ↑ "Aulson". Gas review v.11. 1918-06-01. https://babel.hathitrust.org/cgi/pt?id=uiug.30112045459200&seq=402.
112. ↑ "Aulson 12-25". Gas review v.11. 1918-08-01. https://babel.hathitrust.org/cgi/pt?id=uiug.30112045459200&seq=615.
113. ↑ "Aultman Engine & Thresher". Steampower on the American farm / by Reynold M. Wik. 1953-01-01. https://babel.hathitrust.org/cgi/pt?id=mdp.39015002955394&seq=278.
114. ↑ "Aultman & Taylor". Tractor world v. 1-2 (Aug. 1918-Dec. 1919). 1918-11-01. https://babel.hathitrust.org/cgi/pt?id=nyp.33433110148735&seq=169.
115. ↑ "Aultman & Taylor". Gas review v. 4 (1911)). 1911-11-01. https://babel.hathitrust.org/cgi/pt?id=nyp.33433066356936&seq=1012.
116. ↑ "Aultman & Taylor". Notes de culture mécanique / Dr C. Chauveau. 1917-01-01. https://gallica.bnf.fr/ark:/12148/bd6t5750716d/f132.
117. ↑ "Automotive 12-24". Tractor world v. 1-2 (Aug. 1918-Dec. 1919). 1919-04-01. https://babel.hathitrust.org/cgi/pt?id=nyp.33433110148735&seq=354.
118. ↑ "Bailor". Cooperative tractor catalog 1923. 1923-01-01. https://babel.hathitrust.org/cgi/pt?id=uc1.$b229372&seq=33.
119. ↑ "Baker, A.D.". Steampower on the American farm / by Reynold M. Wik. 1953-01-01. https://babel.hathitrust.org/cgi/pt?id=mdp.39015002955394&seq=278.
120. ↑ "Banting". Steampower on the American farm / by Reynold M. Wik. 1953-01-01. https://babel.hathitrust.org/cgi/pt?id=mdp.39015002955394&seq=278.
121. ↑ "Baroncelli". Notes de culture mécanique / Dr C. Chauveau. 1917-01-01. https://gallica.bnf.fr/ark:/12148/bd6t5750716d/f134.
122. ↑ "Bates model H 15-25". Cooperative tractor catalog 1923. 1923-01-01. https://babel.hathitrust.org/cgi/pt?id=uc1.$b229372&seq=33.
123. ↑ "Bates". Gas review v. 4 (1911). 1911-07-01. https://babel.hathitrust.org/cgi/pt?id=nyp.33433066356936&seq=685.
124. ↑ "Bates". Gas review v. 6 (1913). 1913-03-01. https://babel.hathitrust.org/cgi/pt?id=nyp.33433066356951&seq=320.
125. ↑ "Bates". Farming by motor. All about farm tractors and motor ploughing; illustrated examples of the work that can be done with motor tractors and a guide to the selection of machinery for motor tillage. Produced by "The motor" and "The commercial motor.". 1918-01-01. https://babel.hathitrust.org/cgi/pt?id=nyp.33433007874948&seq=108.
126. ↑ "Bates". Notes de culture mécanique / Dr C. Chauveau. 1917-01-01. https://gallica.bnf.fr/ark:/12148/bd6t5750716d/f135.
127. ↑ "Bean Spray". The Tractor field book : with power farm equipment specifications 1917. 1917-01-01. https://babel.hathitrust.org/cgi/pt?id=uiug.30112105783408&seq=11.
128. ↑ "Bell, Robert". Bell, Robert. 2015-01-01. https://dn790003.ca.archive.org/0/items/robertbellengine00robe/robertbellengine00robe.pdf.
129. ↑ "Berna". Bulletin technique de la Suisse romande, Band 44 (1918). 1918-01-01. https://www.e-periodica.ch/digbib/view?pid=bts-002:1918:44::575.
130. ↑ "Besser 15-30". Gas review v.11. 1918-02-01. https://babel.hathitrust.org/cgi/pt?id=uiug.30112045459200&seq=129.
131. ↑ "Birdsell Engine". Steampower on the American farm / by Reynold M. Wik. 1953-01-01. https://babel.hathitrust.org/cgi/pt?id=mdp.39015002955394&seq=278.
132. ↑ "Birrell 25 hp". Gas review v. 2 (1909). 1909-10-01. https://babel.hathitrust.org/cgi/pt?id=nyp.33433066356910&seq=646.
133. ↑ "Boghos Pasha Nubar". Schweizerische Bauzeitung Band 47/48. 1906-10-01. https://www.e-periodica.ch/digbib/view?pid=sbz-002:1906:47::3672.
134. ↑ "Bolens Division". U.S. Department of Agriculture, National Agricultural Library. 2026-01-01. https://archive.org/details/CAT109916907931007426061/mode/2up.
135. ↑ "Brillion". The Tractor field book : with power farm equipment specifications 1916-21. 1921-01-01. https://babel.hathitrust.org/cgi/pt?id=uc1.$b229369&seq=8.
136. ↑ "Bryan". Broseco. 1920-05-01. http://www.broseco.com/images/ByanHarvesterTractorbrochure-3.pdf.
137. ↑ "Buckeye Trundaar". Tractor world v. 1-2 (Aug. 1918-Dec. 1919). 1918-10-01. https://babel.hathitrust.org/cgi/pt?id=nyp.33433110148735&seq=133.
138. ↑ "Buffalo-Pitts". Steampower on the American farm / by Reynold M. Wik. 1953-01-01. https://babel.hathitrust.org/cgi/pt?id=mdp.39015002955394&seq=278.
139. ↑ "more than 4000 Bull produced". Gas review v.8(1915). 1915-05-01. https://babel.hathitrust.org/cgi/pt?id=uiug.30112045459051&seq=341.
140. ↑ "Bull". Gas review v.8(1915). 1915-12-01. https://babel.hathitrust.org/cgi/pt?id=uiug.30112045459051&seq=977.
141. ↑ "Bull". Farming by motor. All about farm tractors and motor ploughing; illustrated examples of the work that can be done with motor tractors and a guide to the selection of machinery for motor tillage. Produced by "The motor" and "The commercial motor.". 1918-01-01. https://babel.hathitrust.org/cgi/pt?id=nyp.33433007874948&seq=110.
142. ↑ "Bullock". Gas review v.11. 1918-05-01. https://babel.hathitrust.org/cgi/pt?id=uiug.30112045459200&seq=318.
143. ↑ "Bullock". Gas review v. 7 (1914). 1914-03-01. https://babel.hathitrust.org/cgi/pt?id=nyp.33433066356969&seq=192.
144. ↑ "Bullock Baby". Gas review v. 7 (1914). 1914-06-01. https://babel.hathitrust.org/cgi/pt?id=nyp.33433066356969&seq=543.
145. ↑ "Bullock Creeper". Farming by motor. All about farm tractors and motor ploughing; illustrated examples of the work that can be done with motor tractors and a guide to the selection of machinery for motor tillage. Produced by "The motor" and "The commercial motor.". 1918-01-01. https://babel.hathitrust.org/cgi/pt?id=nyp.33433007874948&seq=112.
146. ↑ "Bush Hog". U.S. Department of Agriculture, National Agricultural Library. 2026-01-01. https://archive.org/details/CAT109916907931007426061/mode/2up.
147. ↑ "Byron Jackson". Steampower on the American farm / by Reynold M. Wik. 1953-01-01. https://babel.hathitrust.org/cgi/pt?id=mdp.39015002955394&seq=279.
148. ↑ "Case de France". otes de culture mécanique / Dr C. Chauveau. 1917-01-01. https://gallica.bnf.fr/ark:/12148/bd6t5750716d/f112.item.
149. ↑ "Chief Tractor". The Tractor field book : with power farm equipment specifications 1916-21. 1921-01-01. https://babel.hathitrust.org/cgi/pt?id=uc1.$b229369&seq=8.
150. ↑ "C.O.D". Gas review v.9(1916). 1916-08-01. https://babel.hathitrust.org/cgi/pt?id=uiug.30112045459069&seq=728.
151. ↑ "Colean". Steampower on the American farm / by Reynold M. Wik. 1953-01-01. https://babel.hathitrust.org/cgi/pt?id=mdp.39015002955394&seq=278.
152. ↑ "Common Sense". Gas review v.8(1915). 1915-10-01. https://babel.hathitrust.org/cgi/pt?id=uiug.30112045459051&seq=813.
153. ↑ "Common Sense". Gas review v.9(1916). 1916-09-01. https://babel.hathitrust.org/cgi/pt?id=uiug.30112045459069&seq=803.
154. ↑ "Cornbelt Tractor". The Tractor field book : with power farm equipment specifications 1916-21. 1921-01-01. https://babel.hathitrust.org/cgi/pt?id=uc1.$b229369&seq=8.
155. ↑ "Blue J". Tractor world v. 1-2 (Aug. 1918-Dec. 1919). 1918-10-01. https://babel.hathitrust.org/cgi/pt?id=nyp.33433110148735&seq=114.
156. ↑ "Dayton-Dowd Leader Model GU". Tractor world v.3-4 1920-21. 1921-11-01. https://babel.hathitrust.org/cgi/pt?id=coo.31924070990589&seq=913.
157. ↑ "De Dion Bouton". Gas review v.8(1915). 1915-12-01. https://babel.hathitrust.org/cgi/pt?id=uiug.30112045459051&seq=964.
158. ↑ "Demmler". Gas review v. 6 (1913). 1913-03-01. https://babel.hathitrust.org/cgi/pt?id=nyp.33433066356951&seq=268.
159. ↑ "Denning". Gas review v. 7 (1914). 1914-10-01. https://babel.hathitrust.org/cgi/pt?id=nyp.33433066356969&seq=929.
160. ↑ "Denning Model E 10-18". Gas review v.9(1916). 1916-05-01. https://babel.hathitrust.org/cgi/pt?id=uiug.30112045459069&seq=405.
161. ↑ "Denning". Farming by motor. All about farm tractors and motor ploughing; illustrated examples of the work that can be done with motor tractors and a guide to the selection of machinery for motor tillage. Produced by "The motor" and "The commercial motor.". 1918-01-01. https://babel.hathitrust.org/cgi/pt?id=nyp.33433007874948&seq=67.
162. ↑ "Detroit". Gas review v. 7 (1914). 1914-09-01. https://babel.hathitrust.org/cgi/pt?id=nyp.33433066356969&seq=809.
163. ↑ "Dill". The Tractor field book : with power farm equipment specifications 1916-21. 1914-09-01. https://babel.hathitrust.org/cgi/pt?id=uc1.$b229369&seq=8.
164. ↑ Dl, Esteban (21 April 2016). "Pesados Argentinos: Durany DSB-30". http://PesadosArgentinos.blogspot.com/2014/01/durany-dsb-30.html.
165. ↑ "Electric Wheel Allwork 14-28". Tractor world v. 1-2 (Aug. 1918-Dec. 1919). 1919-06-01. https://babel.hathitrust.org/cgi/pt?id=nyp.33433110148735&seq=443.
166. ↑ "Electric Wheel Allwork". Gas review v.11. 1918-06-01. https://babel.hathitrust.org/cgi/pt?id=uiug.30112045459200&seq=396.
167. ↑ "Electric Wheel Allwork". Gas review v.9(1916). 1916-12-01. https://babel.hathitrust.org/cgi/pt?id=uiug.30112045459069&seq=1005.
168. ↑ "Elliott". The Tractor field book : with power farm equipment specifications 1916-21. 1921-01-01. https://babel.hathitrust.org/cgi/pt?id=uc1.$b229369&seq=8.
169. ↑ "Emerson-Brantingham". Tractor world v. 1-2 (Aug. 1918-Dec. 1919). 1918-12-01. https://babel.hathitrust.org/cgi/pt?id=nyp.33433110148735&seq=204.
170. ↑ "Emerson-Brantingham". Gas review v. 6 (1913). 1913-05-01. https://babel.hathitrust.org/cgi/pt?id=nyp.33433066356951&seq=494.
171. ↑ "Engineering Products Company". U.S. Department of Agriculture, National Agricultural Library. 2016-04-15. https://archive.org/details/CAT109916907931007426061/mode/2up.
172. ↑ "Fairbanks, Morse & Co.". Gas review v. 4 (1911). 1911-07-01. https://babel.hathitrust.org/cgi/pt?id=nyp.33433066356936&seq=649.
173. ↑ "Fairbanks Steam Shovel". Steampower on the American farm / by Reynold M. Wik. 1953-01-01. https://babel.hathitrust.org/cgi/pt?id=mdp.39015002955394&seq=278.
174. ↑ "Fairmont Gas Engine & Ry. Motor Car Co.". The Tractor field book : with power farm equipment specifications 1916-21. 1921-01-01. https://babel.hathitrust.org/cgi/pt?id=uc1.$b229369&seq=8.
175. ↑ "Farm Horse". Gas review v.9(1916). 1916-09-01. https://babel.hathitrust.org/cgi/pt?id=uiug.30112045459069&seq=801.
176. ↑ "Farquhar". Notes de culture mécanique / Dr C. Chauveau. 1917-01-01. https://gallica.bnf.fr/ark:/12148/bd6t5750716d/f115.item.
177. ↑ "Ferdinand Machine Works". Steampower on the American farm / by Reynold M. Wik. 1953-01-01. https://babel.hathitrust.org/cgi/pt?id=mdp.39015002955394&seq=278.
178. ↑ "Flinchbaugh York". Gas review v. 2 (1909). 1909-01-01. https://babel.hathitrust.org/cgi/pt?id=nyp.33433066356910&seq=35.
179. ↑ "Flinchbaugh York". Gas review v.8(1915). 1915-07-01. https://babel.hathitrust.org/cgi/pt?id=uiug.30112045459051&seq=503.
180. ↑ "FNM-Fiat". Lexicarbrasil. 2014-01-01. https://www.lexicarbrasil.com.br/fnm/.
181. ↑ "Bates Industrial 80". Cooperative tractor catalog 1929. 1929-01-01. https://babel.hathitrust.org/cgi/pt?id=uc1.$b229378&seq=59.
182. ↑ "Frick 12-25". Gas review v.11. 1918-05-01. https://babel.hathitrust.org/cgi/pt?id=uiug.30112045459200&seq=296.
183. ↑ "Frick 12-25". Gas review v.11. 1918-08-01. https://babel.hathitrust.org/cgi/pt?id=uiug.30112045459200&seq=699.
184. ↑ "Fundinoza FZ 14" (in es). 17 September 2016. http://PesadosArgentinos.blogspot.com/2016/06/fundinoza-fz-14.html.
185. ↑ "Gas Traction 35 hp". Gas review v. 2 (1909). 1909-10-01. https://babel.hathitrust.org/cgi/pt?id=nyp.33433066356910&seq=645.
186. ↑ "Gas Traction". Gas review v. 4 (1911). 1911-09-01. https://babel.hathitrust.org/cgi/pt?id=nyp.33433066356936&seq=893.
187. ↑ "Geiser". Gas review v. 4 (1911). 1911-05-01. https://babel.hathitrust.org/cgi/pt?id=nyp.33433066356936&seq=439.
188. ↑ "Geiser". Gas review v. 4 (1911). 1911-12-01. https://babel.hathitrust.org/cgi/pt?id=nyp.33433066356936&seq=1111.
189. ↑ "Gougis". Notes de culture mécanique / Dr C. Chauveau. 1917-01-01. https://gallica.bnf.fr/ark:/12148/bd6t5750716d/f164.
190. ↑ "Gravely". Gravely. 1985-08-01. https://www.gtcoa.com/docs/0885 Misc Literature - Customer Service Seminar - Aug 1985.pdf.
191. ↑ "Gray". Gas review v.8(1915). 1915-08-01. https://babel.hathitrust.org/cgi/pt?id=uiug.30112045459051&seq=585.
192. ↑ "Grunder". Der Traktor. 1938-10-05. https://www.e-periodica.ch/diebin/view?pid=sln-001:1938:1::8.
193. ↑ "Hackney". Gas review v. 4 (1911). 1911-11-01. https://babel.hathitrust.org/cgi/pt?id=nyp.33433066356936&seq=1065.
194. ↑ "Hagerstown Steam Engine". Steampower on the American farm / by Reynold M. Wik. 1953-01-01. https://babel.hathitrust.org/cgi/pt?id=mdp.39015002955394&seq=278.
195. ↑ "Harrison Machine Works". Notes de culture mécanique / Dr C. Chauveau. 1917-01-01. https://gallica.bnf.fr/ark:/12148/bd6t5750716d/f120.
196. ↑ "Hattat Tarim". http://www.HattatTarim.com.tr/en/home/.
197. ↑ "Heer". Gas review v. 4 (1911). 1911-12-01. https://babel.hathitrust.org/cgi/pt?id=nyp.33433066356936&seq=1198.
198. ↑ "Heer". Gas review v. 5 (1912). 1912-01-01. https://babel.hathitrust.org/cgi/pt?id=nyp.33433066356944&seq=88.
199. ↑ "Heilman Machine Works". Steampower on the American farm / by Reynold M. Wik. 1953-01-01. https://babel.hathitrust.org/cgi/pt?id=mdp.39015002955394&seq=279.
200. ↑ "Henneuse". Agrimotor v. 4 (1920-21). 1921-04-15. https://babel.hathitrust.org/cgi/pt?id=uc1.$c110458&seq=223.
201. ↑ "Hession". Gas review v.11. 1918-10-01. https://babel.hathitrust.org/cgi/pt?id=uiug.30112045459200&seq=777.
202. ↑ "Hoke". Gas review v. 6 (1913). 1913-09-01. https://babel.hathitrust.org/cgi/pt?id=nyp.33433066356951&seq=997.
203. ↑ "Hoke". Gas review v.9(1916). 1916-03-01. https://babel.hathitrust.org/cgi/pt?id=uiug.30112045459069&seq=239.
204. ↑ "Hoosier". Tractor world v.3(1920). 1920-05-01. https://babel.hathitrust.org/cgi/pt?id=uiug.30112062307704&seq=141.
205. ↑ "Hoover, Owens and Rentscheler". Steampower on the American farm / by Reynold M. Wik. 1953-01-01. https://babel.hathitrust.org/cgi/pt?id=mdp.39015002955394&seq=279.
206. ↑ "Huber". Gas review v. 4 (1911). 1911-02-01. https://babel.hathitrust.org/cgi/pt?id=nyp.33433066356936&seq=117.
207. ↑ "Huber". Gas review v. 4 (1911). 1911-03-01. https://babel.hathitrust.org/cgi/pt?id=nyp.33433066356936&seq=225.
208. ↑ "Huber". Gas review v. 4 (1911). 1911-07-01. https://babel.hathitrust.org/cgi/pt?id=nyp.33433066356936&seq=627.
209. ↑ "Huber". Gas review v. 6 (1913). 1913-01-01. https://babel.hathitrust.org/cgi/pt?id=nyp.33433066356951&seq=37.
210. ↑ "Huber". Gas review v. 6 (1913). 1913-06-01. https://babel.hathitrust.org/cgi/pt?id=nyp.33433066356951&seq=653.
211. ↑ "Huber". Handbook and history of the National Farmers' Alliance and Industrial Union. 1901-01-01. https://babel.hathitrust.org/cgi/pt?id=uc1.c2949214&seq=26.
212. ↑ "Hume". Gas review v.8(1915). 1915-02-01. https://babel.hathitrust.org/cgi/pt?id=uiug.30112045459051&seq=91.
213. ↑ "Illinois". Illinois. 1919-01-01. https://babel.hathitrust.org/cgi/pt?id=chi.087196989&seq=10.
214. ↑ "Illinois Thresher". Steampower on the American farm / by Reynold M. Wik. 1953-01-01. https://babel.hathitrust.org/cgi/pt?id=mdp.39015002955394&seq=279.
215. ↑ "Independent Harvester". The Tractor field book : with power farm equipment specifications 1916-21. 1921-01-01. https://babel.hathitrust.org/cgi/pt?id=uc1.$b229369&seq=9.
216. ↑ "Indiana". Tractor world v. 1-2 (Aug. 1918-Dec. 1919). 1919-01-01. https://babel.hathitrust.org/cgi/pt?id=nyp.33433110148735&seq=260.
217. ↑ "Indiana 5-10". Tractor and implement blue book ... the standard tractor and implement directory of the United States .. 1921. 1921-01-01. https://babel.hathitrust.org/cgi/pt?id=osu.32435019741396&seq=229.
218. ↑ "International Gas Engine". Gas review v.8(1915). 1915-07-01. https://babel.hathitrust.org/cgi/pt?id=uiug.30112045459051&seq=556.
219. ↑ "Interstate tractor plow man 30". Gas review v.11. 1918-01-01. https://babel.hathitrust.org/cgi/pt?id=uiug.30112045459200&seq=46.
220. ↑ "John Goodison Thresher". Steampower on the American farm / by Reynold M. Wik. 1953-01-01. https://babel.hathitrust.org/cgi/pt?id=mdp.39015002955394&seq=278.
221. ↑ "Joliet". Gas review v. 7 (1914). 1914-09-01. https://babel.hathitrust.org/cgi/pt?id=nyp.33433066356969&seq=807.
222. ↑ "Joliet". Gas review v.8(1915). 1915-02-01. https://babel.hathitrust.org/cgi/pt?id=uiug.30112045459051&seq=155.
223. ↑ "J.T. Tractor 16-32". Tractor world v.3(1920). 1920-11-01. https://babel.hathitrust.org/cgi/pt?id=uiug.30112062307704&seq=325.
224. ↑ "June". Steampower on the American farm / by Reynold M. Wik. 1953-01-01. https://babel.hathitrust.org/cgi/pt?id=mdp.39015002955394&seq=279.
225. ↑ "Kansas City Hay Press". The Tractor field book : with power farm equipment specifications 1916-21. 1921-01-01. https://babel.hathitrust.org/cgi/pt?id=uc1.$b229369&seq=9.
226. ↑ "Kardell". The Tractor field book : with power farm equipment specifications 1917. 1917-01-01. https://babel.hathitrust.org/cgi/pt?id=uiug.30112105783408&seq=44.
227. ↑ "Kelley O.S.". Steampower on the American farm / by Reynold M. Wik. 1953-01-01. https://babel.hathitrust.org/cgi/pt?id=mdp.39015002955394&seq=279.
228. ↑ "Kenney-Colwell". The Tractor field book : with power farm equipment specifications 1916-21. 1921-01-01. https://babel.hathitrust.org/cgi/pt?id=uc1.$b229369&seq=9.
229. ↑ "Killen-Strait". Gas review v.11. 1918-04-01. https://babel.hathitrust.org/cgi/pt?id=uiug.30112045459200&seq=228.
230. ↑ "Kinnard & Sons 12-20". Gas review v.11. 1918-01-01. https://babel.hathitrust.org/cgi/pt?id=uiug.30112045459200&seq=30.
231. ↑ "Kinnard-Haynes". Gas review v. 3 (1910). 1910-03-01. https://babel.hathitrust.org/cgi/pt?id=nyp.33433066356928&seq=229.
232. ↑ "Kinnard-Haynes". Farm equipment dealer v.6-7 1909 Jan-Dec. 1909-01-01. https://babel.hathitrust.org/cgi/pt?id=mdp.39015039779387&seq=33.
233. ↑ "Kunz". Der Traktor. 1944-01-01. https://www.e-periodica.ch/digbib/view?pid=sln-001:1944:6::28.
234. ↑ "LaCrosse Model G 12-24". Tractor world v. 1-2 (Aug. 1918-Dec. 1919). 1919-06-01. https://babel.hathitrust.org/cgi/pt?id=nyp.33433110148735&seq=433.
235. ↑ "Land and Button". Steampower on the American farm / by Reynold M. Wik. 1953-01-01. https://babel.hathitrust.org/cgi/pt?id=mdp.39015002955394&seq=279.
236. ↑ "Lansing Iron & Engine Works". Steampower on the American farm / by Reynold M. Wik. 1953-01-01. https://babel.hathitrust.org/cgi/pt?id=mdp.39015002955394&seq=279.
237. ↑ "Lanson". Notes de culture mécanique / Dr C. Chauveau. 1917-01-01. https://gallica.bnf.fr/ark:/12148/bd6t5750716d/f187.
238. ↑ "Landrin". Notes de culture mécanique / Dr C. Chauveau. 1917-01-01. https://gallica.bnf.fr/ark:/12148/bd6t5750716d/f186.
239. ↑ "Laughlin 6-18". California citrograph v.4 (Nov 1918-Oct 1919). 1918-11-01. https://babel.hathitrust.org/cgi/pt?id=uc1.c006508061&seq=23.
240. ↑ "Lauson 15-30". The Highway engineer & contractor v.1 (1919:Jun-Dec). 1919-06-01. https://babel.hathitrust.org/cgi/pt?id=uiug.30112057338227&seq=34.
241. ↑ "Lauson 12-25". Tractor world v.3(1920). 1920-12-01. https://babel.hathitrust.org/cgi/pt?id=uiug.30112062307704&seq=355.
242. ↑ "Lauson". Gas review v.9(1916). 1926-04-01. https://babel.hathitrust.org/cgi/pt?id=uiug.30112045459069&seq=363.
243. ↑ "Lawter". Gas review v. 7 (1914). 1914-08-01. https://babel.hathitrust.org/cgi/pt?id=nyp.33433066356969&seq=711.
244. ↑ "Lawter". Gas review v.9(1916). 1916-02-01. https://babel.hathitrust.org/cgi/pt?id=uiug.30112045459069&seq=179.
245. ↑ "Lawter". Gas review v.9(1916). 1916-08-01. https://babel.hathitrust.org/cgi/pt?id=uiug.30112045459069&seq=681.
246. ↑ "Lefebvre". Gas review v.8(1915). 1915-10-01. https://babel.hathitrust.org/cgi/pt?id=uiug.30112045459051&seq=786.
247. ↑ "MacLaren". Notes de culture mécanique / Dr C. Chauveau. 1917-01-01. https://gallica.bnf.fr/ark:/12148/bd6t5750716d/f121.
248. ↑ "Marbach". Der Traktor. 1938-10-05. https://www.e-periodica.ch/digbib/view?pid=sln-001:1938:1::8.
249. ↑ "Marion". Steampower on the American farm / by Reynold M. Wik. 1953-01-01. https://babel.hathitrust.org/cgi/pt?id=mdp.39015002955394&seq=279.
250. ↑ "Martin". Tractor world v. 1-2 (Aug. 1918-Dec. 1919). 1919-05-01. https://babel.hathitrust.org/cgi/pt?id=nyp.33433110148735&seq=389.
251. ↑ "Mathew". Gas review v. 6 (1913). 1913-12-01. https://babel.hathitrust.org/cgi/pt?id=nyp.33433066356951&seq=1235.
252. ↑ "Maxim". Tractor world v. 1-2 (Aug. 1918-Dec. 1919). 1919-01-01. https://babel.hathitrust.org/cgi/pt?id=nyp.33433110148735&seq=248.
253. ↑ "Maxim Model A". Tractor world v. 1-2 (Aug. 1918-Dec. 1919). 1919-01-01. https://babel.hathitrust.org/cgi/pt?id=nyp.33433110148735&seq=278.
254. ↑ "Maytag". Notes de culture mécanique / Dr C. Chauveau. 1917-01-01. https://gallica.bnf.fr/ark:/12148/bd6t5750716d/f193.
255. ↑ "McDonald Thresher". Steampower on the American farm / by Reynold M. Wik. 1953-01-01. https://babel.hathitrust.org/cgi/pt?id=mdp.39015002955394&seq=279.
256. ↑ "McIntyre". Gas review v.9(1916). 1916-03-01. https://babel.hathitrust.org/cgi/pt?id=uiug.30112045459069&seq=208.
257. ↑ "McMarar". Steampower on the American farm / by Reynold M. Wik. 1953-01-01. https://babel.hathitrust.org/cgi/pt?id=mdp.39015002955394&seq=279.
258. ↑ "Merk". wikibooks. 2023-11-05. https://de.wikibooks.org/wiki/Traktorenlexikon:_Merk.
259. ↑ "Merritt & Kellogg". Steampower on the American farm / by Reynold M. Wik. 1953-01-01. https://babel.hathitrust.org/cgi/pt?id=mdp.39015002955394&seq=279.
260. ↑ "Minneapolis Treshing". Gas review v. 4 (1911). 1911-09-01. https://babel.hathitrust.org/cgi/pt?id=nyp.33433066356936&seq=879.
261. ↑ "Minneapolis Treshing". Notes de culture mécanique / Dr C. Chauveau. 1917-01-01. https://gallica.bnf.fr/ark:/12148/bd6t5750716d/f123.
262. ↑ "Morris George W.". Steampower on the American farm / by Reynold M. Wik. 1953-01-01. https://babel.hathitrust.org/cgi/pt?id=mdp.39015002955394&seq=279.
263. ↑ "Motrac". Der Traktor. 1938-10-05. https://www.e-periodica.ch/digbib/view?pid=sln-001:1938:1::8.
264. ↑ "Muri". Der Traktor. 1938-10-05. https://www.e-periodica.ch/digbib/view?pid=sln-001:1938:1::133.
265. ↑ "Napoleon". Steampower on the American farm / by Reynold M. Wik. 1953-01-01. https://babel.hathitrust.org/cgi/pt?id=mdp.39015002955394&seq=279.
266. ↑ "Nelson". Tractor world v. 1-2 (Aug. 1918-Dec. 1919). 1919-06-01. https://babel.hathitrust.org/cgi/pt?id=nyp.33433110148735&seq=487.
267. ↑ "Neuhaus". Der Traktor. 1944-01-01. https://www.e-periodica.ch/digbib/view?pid=sln-001:1944:6::23.
268. ↑ "New Britain Machine". Farm implement news buyer's guide : a classified directory of manufacturers of farm and garden implements v.34(1925). 1925-01-01. https://babel.hathitrust.org/cgi/pt?id=uiug.30112047780603&seq=377&view=1up.
269. ↑ "Nilson". Gas review v.9(1916). 1919-09-01. https://babel.hathitrust.org/cgi/pt?id=uiug.30112045459069&seq=785.
270. ↑ "Northwest Thresher". Steampower on the American farm / by Reynold M. Wik. 1953-01-01. https://babel.hathitrust.org/cgi/pt?id=mdp.39015002955394&seq=279.
271. ↑ "Whitney 9-18". Gas review v. 5 (1912). 1912-09-01. https://babel.hathitrust.org/cgi/pt?id=nyp.33433110148735&seq=354.
272. ↑ "Ohio Engine and Thresher". Steampower on the American farm / by Reynold M. Wik. 1953-01-01. https://babel.hathitrust.org/cgi/pt?id=mdp.39015002955394&seq=279.
273. ↑ "Ohio Tractor". Tractor world v. 1-2 (Aug. 1918-Dec. 1919). 1919-04-01. https://babel.hathitrust.org/cgi/pt?id=nyp.33433066356944&seq=998.
274. ↑ "Otto". Gas review v. 4 (1911). 1911-12-01. https://babel.hathitrust.org/cgi/pt?id=nyp.33433066356936&seq=1179.
275. ↑ "Owen, Lane and Dyer". Steampower on the American farm / by Reynold M. Wik. 1953-01-01. https://babel.hathitrust.org/cgi/pt?id=mdp.39015002955394&seq=279.
276. ↑ "Pacific Power Implement". The All in One Tractor Pacific Power Implement. 1920-01-01. https://archive.org/details/cua_000179/page/1/mode/2up.
277. ↑ "Page". Steampower on the American farm / by Reynold M. Wik. 1953-01-01. https://babel.hathitrust.org/cgi/pt?id=mdp.39015002955394&seq=279.
278. ↑ "Parrett". Tractor world v. 1-2 (Aug. 1918-Dec. 1919). 1919-05-01. https://babel.hathitrust.org/cgi/pt?id=nyp.33433110148735&seq=391.
279. ↑ "Parrett". Gas review v. 6 (1913). 1913-05-01. https://babel.hathitrust.org/cgi/pt?id=nyp.33433066356951&seq=476.
280. ↑ "Parrett". Gas review v.8(1915). 1915-04-01. https://babel.hathitrust.org/cgi/pt?id=uiug.30112045459051&seq=261.
281. ↑ "Phoenix". The modern gas tractor : its construction, utility, operation, and repair, a practical treatise / by Victor W. Pagé. 1918-06-01. https://babel.hathitrust.org/cgi/pt?id=wu.89065632200&seq=65.
282. ↑ "Pioneer". Tractor world v. 1-2 (Aug. 1918-Dec. 1919). 1918-09-01. https://babel.hathitrust.org/cgi/pt?id=nyp.33433110148735&seq=76.
283. ↑ "Pioneer Special". Gas review v.11. 1918-01-01. https://babel.hathitrust.org/cgi/pt?id=uiug.30112045459200&seq=42.
284. ↑ "Pioneer 30 (1910-1927)". Gas review v. 4 (1911). 1911-10-01. https://babel.hathitrust.org/cgi/pt?id=nyp.33433066356936&seq=1005.
285. ↑ "Pioneer Pony". Gas review v.9(1916). 1916-09-01. https://babel.hathitrust.org/cgi/pt?id=uiug.30112045459069&seq=751.
286. ↑ "Pontiac". Tractor world v. 1-2 (Aug. 1918-Dec. 1919). 1918-10-01. https://babel.hathitrust.org/cgi/pt?id=nyp.33433110148735&seq=140.
287. ↑ "Port Huron". Tractor world v. 1-2 (Aug. 1918-Dec. 1919). 1919-05-01. https://babel.hathitrust.org/cgi/pt?id=nyp.33433110148735&seq=411.
288. ↑ "Price". Steampower on the American farm / by Reynold M. Wik. 1953-01-01. https://babel.hathitrust.org/cgi/pt?id=mdp.39015002955394&seq=279.
289. ↑ "Puch Excelsior". Allgemeine Automobil-Zeitung. 1919-06-01. https://anno.onb.ac.at/cgi-content/anno?aid=aaz&datum=19190601&seite=10&zoom=33.
290. ↑ "Ritscher". wikibooks. 2025-12-27. https://de.wikibooks.org/wiki/Traktorenlexikon:_Ritscher.
291. ↑ "Roberts and Doan". Steampower on the American farm / by Reynold M. Wik. 1953-01-01. https://babel.hathitrust.org/cgi/pt?id=mdp.39015002955394&seq=279.
292. ↑ "Robinson and Co.". Steampower on the American farm / by Reynold M. Wik. 1953-01-01. https://babel.hathitrust.org/cgi/pt?id=mdp.39015002955394&seq=279.
293. ↑ "Ross J.M. and Sons". Steampower on the American farm / by Reynold M. Wik. 1953-01-01. https://babel.hathitrust.org/cgi/pt?id=mdp.39015002955394&seq=279.
294. ↑ "Rumely". Rumely. 1909-01-01. https://babel.hathitrust.org/cgi/pt?id=uc2.ark:/13960/t6xw4dv4d&seq=16.
295. ↑ "Ryan and McDonald". Steampower on the American farm / by Reynold M. Wik. 1953-01-01. https://babel.hathitrust.org/cgi/pt?id=mdp.39015002955394&seq=279.
296. ↑ "De Salvert". Notes de culture mécanique / Dr C. Chauveau. 1917-01-01. https://gallica.bnf.fr/ark:/12148/bd6t5750716d/f214.
297. ↑ "Sandusky". Tractor world v.3-4 1920-21. 1921-11-01. https://babel.hathitrust.org/cgi/pt?id=coo.31924070990589&seq=911.
298. ↑ "Sawyer Massey". Steampower on the American farm / by Reynold M. Wik. 1953-01-01. https://babel.hathitrust.org/cgi/pt?id=mdp.39015002955394&seq=279.
299. ↑ "Scheidler Machine Works". Steampower on the American farm / by Reynold M. Wik. 1953-01-01. https://babel.hathitrust.org/cgi/pt?id=mdp.39015002955394&seq=279.
300. ↑ "Scheuchzer". Bulletin technique de la Suisse romande, Band 45 (1919). 1919-01-01. https://www.e-periodica.ch/digbib/view?pid=bts-002:1919:45::1175.
301. ↑ "Shawnee". Tractor world v.3-4 1920-21. 1921-10-01. https://babel.hathitrust.org/cgi/pt?id=coo.31924070990589&seq=874.
302. ↑ "SLM". Der Traktor. 1944-02-01. https://www.e-periodica.ch/digbib/view?pid=sln-001:1944:6::23.
303. ↑ "Spencer J.O. Sons & Co. steam tractor". STEAM TRACTORS & OTHER STUFF. 1976-01-01. https://archive.org/details/steam-tractors-etc/page/268/mode/1up.
304. ↑ "Springfield Engine and Thresher". Steampower on the American farm / by Reynold M. Wik. 1953-01-01. https://babel.hathitrust.org/cgi/pt?id=mdp.39015002955394&seq=279.
305. ↑ "Stevens A. W.". Steampower on the American farm / by Reynold M. Wik. 1953-01-01. https://babel.hathitrust.org/cgi/pt?id=mdp.39015002955394&seq=279.
306. ↑ "Stinson 18-36". Gas review v.11. 1918-01-01. https://babel.hathitrust.org/cgi/pt?id=uiug.30112045459200&seq=49.
307. ↑ "Stirnimann". Der Traktor. 1938-10-05. https://www.e-periodica.ch/digbib/view?pid=sln-001:1938:1::14.
308. ↑ "Strite". Gas review v. 6 (1913). 1913-12-01. https://babel.hathitrust.org/cgi/pt?id=nyp.33433066356951&seq=1308.
309. ↑ "Strite". Gas review v.9(1916). 1916-08-01. https://babel.hathitrust.org/cgi/pt?id=uiug.30112045459069&seq=727.
310. ↑ "Sweeney". The Tractor field book : with power farm equipment specifications 1916-21. 1921-01-01. https://babel.hathitrust.org/cgi/pt?id=uc1.$b229369&seq=9.
311. ↑ "Tioga". Tractor world v.3-4 1920-21. 1921-12-01. https://babel.hathitrust.org/cgi/pt?id=coo.31924070990589&seq=950.
312. ↑ "Topp-Stewart Model B". The Highway engineer & contractor v.1 (1919:Jun-Dec). 1919-06-01. https://babel.hathitrust.org/cgi/pt?id=uiug.30112057338227&seq=32.
313. ↑ "Traylor 6-12". Tractor world v.3(1920). 1920-09-01. https://babel.hathitrust.org/cgi/pt?id=uiug.30112062307704&seq=273.
314. ↑ "Turner". Tractor world v. 1-2 (Aug. 1918-Dec. 1919). 1918-12-01. https://babel.hathitrust.org/cgi/pt?id=nyp.33433110148735&seq=209.
315. ↑ "Turner 12-20". Gas review v.11. 1918-01-01. https://babel.hathitrust.org/cgi/pt?id=uiug.30112045459200&seq=38.
316. ↑ "Uncle Sam". Gas review v.14(1921). 1921-01-01. https://babel.hathitrust.org/cgi/pt?id=uiuo.ark:/13960/t8cg2906m&seq=77.
317. ↑ "Pesados Argentinos". http://PesadosArgentinos.blogspot.com/search/label/Unigraf+Lupo.
318. ↑ "Union Iron Works". Steampower on the American farm / by Reynold M. Wik. 1953-01-01. https://babel.hathitrust.org/cgi/pt?id=mdp.39015002955394&seq=279.
319. ↑ "Union Tool". The Tractor field book : with power farm equipment specifications 1916-21. 1921-01-01. https://babel.hathitrust.org/cgi/pt?id=uc1.$b229369&seq=8.
320. ↑ "United Tractors Mohawk". Tractor world v.3-4 1920-21. 1921-09-01. https://babel.hathitrust.org/cgi/pt?id=coo.31924070990589&seq=804.
321. ↑ "Universal". Gas review v.8(1915). 1915-02-01. https://babel.hathitrust.org/cgi/pt?id=uiug.30112045459051&seq=117.
322. ↑ "Universal Tractor Company". Gas review v. 3 (1910). 1910-12-01. https://babel.hathitrust.org/cgi/pt?id=nyp.33433066356928&seq=991.
323. ↑ "Vail-Rentschler". The Tractor field book : with power farm equipment specifications 1917. 1917-01-01. https://babel.hathitrust.org/cgi/pt?id=uiug.30112105783408&seq=11.
324. ↑ "Victory". Tractor world v. 1-2 (Aug. 1918-Dec. 1919). 1919-11-01. https://babel.hathitrust.org/cgi/pt?id=nyp.33433110148735&seq=651.
325. ↑ "Vierzon". Notes de culture mécanique / Dr C. Chauveau. 1917-01-01. https://gallica.bnf.fr/ark:/12148/bd6t5750716d/f125.
326. ↑ "Vincennes". Gas review v. 6 (1913). 1913-04-01. https://babel.hathitrust.org/cgi/pt?id=nyp.33433066356951&seq=441.
327. ↑ "Wallis". Farming by motor. All about farm tractors and motor ploughing; illustrated examples of the work that can be done with motor tractors and a guide to the selection of machinery for motor tillage. Produced by "The motor" and "The commercial motor.". 1918-01-01. https://babel.hathitrust.org/cgi/pt?id=nyp.33433007874948&seq=142.
328. ↑ "Waterous Engine". Steampower on the American farm / by Reynold M. Wik. 1953-01-01. https://babel.hathitrust.org/cgi/pt?id=mdp.39015002955394&seq=279.
329. ↑ "Wayne". The Tractor field book : with power farm equipment specifications 1917. 1917-01-01. https://babel.hathitrust.org/cgi/pt?id=uiug.30112105783408&seq=11.
330. ↑ "Weber American Gas Engine". Gas review v. 6 (1913). 1913-11-01. https://babel.hathitrust.org/cgi/pt?id=nyp.33433066356951&seq=1207.
331. ↑ "Weber". Notes de culture mécanique / Dr C. Chauveau. 1917-01-01. https://gallica.bnf.fr/ark:/12148/bd6t5750716d/f130.
332. ↑ "Wellman-Seaver-Morgan". Tractor world v.3(1920). 1920-03-01. https://babel.hathitrust.org/cgi/pt?id=uiug.30112062307704&seq=73.
333. ↑ "Western Implement & Motor Company". Gas review v. 6 (1913). 1913-01-01. https://babel.hathitrust.org/cgi/pt?id=nyp.33433066356951&seq=75.
334. ↑ "Western Implement & Motor Company". Gas review v. 6 (1913). 1913-08-01. https://babel.hathitrust.org/cgi/pt?id=nyp.33433066356951&seq=841.
335. ↑ "Westinghouse Company". Steampower on the American farm / by Reynold M. Wik. 1953-01-01. https://babel.hathitrust.org/cgi/pt?id=mdp.39015002955394&seq=279.
336. ↑ "Wetmore 12-25". Tractor world v.3(1920). 1920-08-01. https://babel.hathitrust.org/cgi/pt?id=uiug.30112062307704&seq=233.
337. ↑ "White George & Sons". Steampower on the American farm / by Reynold M. Wik. 1953-01-01. https://babel.hathitrust.org/cgi/pt?id=mdp.39015002955394&seq=279.
338. ↑ "Whiting-Bull Farm tractors : a practical handbook on the selection and management of a tractor". Brown, E. T. 1920-01-01. https://babel.hathitrust.org/cgi/pt?id=wu.89047206529&seq=84.
339. ↑ "William Foster". Notes de culture mécanique / Dr C. Chauveau. 1917-01-01. https://gallica.bnf.fr/ark:/12148/bd6t5750716d/f116.
340. ↑ "Wisconsin". Agrimotor magazine. An authority op farm tractors, motor trucks and automobiles v. 3 (Nov. 1919 - Oct. 1920). 1919-11-15. https://babel.hathitrust.org/cgi/pt?id=nyp.33433007763315&seq=29.
341. ↑ "Wizard". Kroyer Motors Company: Manufacturers of the Wizard 4-Pull Tractor. 1922-01-01. https://archive.org/details/cua_000467/page/n1/mode/2up.
342. ↑ "Wood Brothers". Steampower on the American farm / by Reynold M. Wik. 1953-01-01. https://babel.hathitrust.org/cgi/pt?id=mdp.39015002955394&seq=279.
343. ↑ "Wood Brothers steam tractor". STEAM TRACTORS & OTHER STUFF. 1976-01-01. https://archive.org/details/steam-tractors-etc/page/269/mode/1up.
344. ↑ "Production figures steam tractors 1876-1926". Steampower on the American farm / by Reynold M. Wik. 1953-01-01. https://babel.hathitrust.org/cgi/pt?id=mdp.39015002955394&seq=279.
345. ↑ "Wood S.W. and Sons steam tractor". STEAM TRACTORS & OTHER STUFF. 1976-01-01. https://archive.org/details/steam-tractors-etc/page/272/mode/1up.
346. ↑ "Production figures steam tractors 1876-1926". Steampower on the American farm / by Reynold M. Wik. 1953-01-01. https://babel.hathitrust.org/cgi/pt?id=mdp.39015002955394&seq=279.
347. ↑ "Wood, Taber & Morse (USA) steam tractor". STEAM TRACTORS & OTHER STUFF. 1976-01-01. https://archive.org/details/steam-tractors-etc/page/273/mode/1up.
348. ↑ "Ypsilanti". Gas review v. 5 (1912). 1912-03-01. https://babel.hathitrust.org/cgi/pt?id=nyp.33433066356944&seq=313.
349. ↑ "Ypsilanti". Gas review v. 5 (1912). 1912-10-01. https://babel.hathitrust.org/cgi/pt?id=nyp.33433066356944&seq=1006.

## External links

* TractorData.com — list of tractor models by manufacturer

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