United States Mint of Philadelphia, United States (1792-date) United States Mint of San Francisco, United States (1854-date)
Mintage
1978 - Philadelphia Mint (USA) - 996 000 1978 - Proof; San Francisco Mint; Minted in 1979 - 5 000 1979 - Philadelphia Mint (USA); Minted in 1978 - 2 089 000 1979 - Proof; Philadelphia Mint; Minted in 1982 - 500 1980 - Philadelphia Mint; Minted in 1981 - 2 600 000 1980 - Proof; Philadelphia Mint; Minted in 1982 - 3 000 1981 - Philadelphia Mint; Minted in 1982 - 3 200 000 1981 - Proof; Philadelphia Mint; Minted in 1982 - 3 000