| Issuer: Hungary
Date: 5/6/1977 (1977 sheets) INCOMPLETE Block 1 (0, 0 x 0) |
External links: Colnect 420318..amp_Exhibition |
| Issuer: Hungary
Date: 5/6/1977 (1977 sheets) INCOMPLETE Block 1 (0, 0 x 0) |
External links: Colnect 420318..amp_Exhibition |
