| Issuer: Mongolia
Issue: 100th Anniversary of the Death of Sir Rowland Hill Date: 5/15/1979 (1979 sheets) INCOMPLETE Block 1 (4, 2 x 2) 1, 1: 1t 1, 2: 1t 2, 1: 1t 2, 2: 1t |
External links: Colnect 248568.._Death_Centary Record of changes |
| Issuer: Mongolia
Issue: 100th Anniversary of the Death of Sir Rowland Hill Date: 5/15/1979 (1979 sheets) INCOMPLETE Block 1 (4, 2 x 2) 1, 1: 1t 1, 2: 1t 2, 1: 1t 2, 2: 1t |
External links: Colnect 248568.._Death_Centary Record of changes |
