100 Years International Meteorological Cooperation
1 Fr. 1973
Switzerland
| Country: | Switzerland |
| Type: | Postage stamps |
| Series: | OMM/WMO - World Meteorological Organization |
| Nominal: | 1 Fr. |
| Year: | 1973 |
| Material: | phosphorescent |
| Perforation: | comb 11¾ |
OMM/WMO - World Meteorological Organization
