List of United States commemorative coins and medals (1910s)

1915

Face value	Coin	Obverse design	Reverse design	Composition	Mintage	Available
50¢	Panama Pacific Exposition half dollar	Liberty in front of San Francisco's Golden Gate	Eagle perched on a shield	90% Ag, 10% Cu	Authorized: 200,000 (max) Pattern:^[1] 4 (S) (silver) 2 (S) (gold) 4 (S) (copper) Uncirculated: 200,030 S^[2]	1915
$1	Panama Pacific Exposition dollar	Panama Canal laborer wearing a cap	Dolphins	90% Au, 10% Cu	Authorized: 25,000 (max) Pattern:^[3] 9 (S) (gold) 2 (S) (silver) Uncirculated: 25,034 S^[4]	1915
$2.50	Panama Pacific Exposition quarter eagle	Columbia riding a hippocampus	Eagle	90% Au, 10% Cu	Authorized: 10,000 (max) Uncirculated: 10,017 S^[5]	1915
$50	Panama Pacific Exposition half union (round)	Minerva	Owl	90% Au, 10% Cu	Authorized: 1,500 (max) Uncirculated: 1,510 S^[6]	1915
$50	Panama Pacific Exposition half union (octagonal)	Minerva	Owl	90% Au, 10% Cu	Authorized: 1,500 (max) Uncirculated: 1,509 S^[6]	1915

Face value	Coin	Obverse design	Reverse design	Composition	Mintage	Available	Obverse	Reverse
$1	McKinley Birthplace Memorial dollar	William McKinley	National McKinley Birthplace Memorial	90% Au, 10% Cu	Authorized: 100,000 (max 1916-1917 total) Pattern:^[7] 1 (P) (nickel) Uncirculated: 20,026 (P)^[8]	1916

Face value	Coin	Obverse design	Reverse design	Composition	Mintage	Available	Obverse	Reverse
$1	McKinley Birthplace Memorial dollar	William McKinley	National McKinley Birthplace Memorial	90% Au, 10% Cu	Uncirculated: 10,014 (P)^[9]	1917

Face value	Coin	Obverse design	Reverse design	Composition	Mintage	Available	Obverse	Reverse
50¢	Illinois Centennial half dollar	Abraham Lincoln	Eagle with a shield and a ribbon	90% Ag, 10% Cu	Authorized: 100,000 (max) Pattern:^[10] 4 (P) Uncirculated: 100,058 (P)^[11]	1918