| Issuer: Mongolia
Issue: STAMP WORLD LONDON '90 Date: 4/1/1990 (1990 sheets) INCOMPLETE Block 1 (0, 0 x 0) 0, 0: 4t |
External links: Colnect 316344..on_%E2%80%9990 Record of changes |
| Issuer: Mongolia
Issue: STAMP WORLD LONDON '90 Date: 4/1/1990 (1990 sheets) INCOMPLETE Block 1 (0, 0 x 0) 0, 0: 4t |
External links: Colnect 316344..on_%E2%80%9990 Record of changes |
