| Issuer: Poland
Date: 8/19/1973 (1973 sheets) INCOMPLETE Block 1 (0, 0 x 0) |
External links: Colnect 122490..l_Exhib_Poznan |
| Issuer: Poland
Date: 8/19/1973 (1973 sheets) INCOMPLETE Block 1 (0, 0 x 0) |
External links: Colnect 122490..l_Exhib_Poznan |
