Stamps of United Nations - UN offices in Geneva, 1.60f.s. denom
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postage
1991, Oct 24 40th Anniversary of the UNPA issue unwmk (no perf info)
| - | 1.60f.s. | multi |
1992, Oct 2 45th Anniversary of WHO issue
| - | 1.60f.s. | multi |
1993, Feb 5 For Better Old Age issue
| - | 1.60f.s. | multi |
2010, Apr 15 International Year of Biodiversity issue
| - | 1.60f.s. | multi |
1 to 4 of 4