Stamps of United Nations - UN offices in Geneva, 18 base day
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postage
1974, Oct 18 World Population Year issue unwmk (no perf info)
| - | 0,60f.s. | multi | ||||
| - | 0.80f.s. | multi |
1977, Nov 18 Peaceful Use of Nuclear Energy issue
| - | 0.80f.s. | multi | ||||
| - | 1.10f.s. | multi |
1983, Mar 18 Safety at Sea issue
| - | 0.40f.s. | multi | ||||
| - | 0.80f.s. | multi |
1984, Apr 18 Cultural and Environmental Inheritage of Man issue
| - | 0.50f.s. | multi | Fort Saint Angelo, Birgu | |||
| - | 0.70f.s. | multi | Los Glaciares National Park, Santa Cruz |
1988, Mar 18 Save The Forest issue
| - | 0.50f.s. | multi | ||||
| - | 1.10f.s. | multi |
1994, Mar 18 Threatened Species 1994 issue
| - | 0.80f.s. | multi | ||||
| - | 0.80f.s. | multi | ||||
| - | 0.80f.s. | multi | ||||
| - | 0.80f.s. | multi |
1999, Nov 18 Education issue
| - | 0.90f.s. | multi | ||||
| - | 1.80f.s. | multi |
2001, Sep 18 40th Anniversary of the Death of Dag Hammarskjold issue
| - | 2.00f.s. | car |
2001, Oct 18 50th Anniversary of the United Nations Postal Administration issue
| - | 0.90f.s. | multi | ||||
| - | 1.30f.s. | multi | ||||
| - | 1.30f.s. | multi | ||||
| - | 1.80f.s. | multi |
2008, Sep 18 We Can End Poverty issue
| - | 1.00f.s. | multi | ||||
| - | 1.80f.s. | multi |
2014, Sep 18 Global Education First Initiative (GEFI) issue
| - | 1.90Fr. | multi | Students Sitting on the Floor & Writing | — | — |
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