No block images found
Issuer: United States

Date: 9/17/1992 (1992 blocks)
(4, 2 x 2)
1, 1: 29c d=azurite (1992)
1, 2: 29c d=copper (1992 United States)
2, 1: 29c d=variscite
2, 2: 29c d=wulfenite