The 100th Anniversary of the International Meteorological Collaboration 1973
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1973
The 100th Anniversary of the International Meteorological Collaboration
19. Februar Wz: Keine Zähnung: 14.
![[The 100th Anniversary of the International Meteorological Collaboration, Typ UG]](https://www.stampworld.com/media/catalogue/Germany/Postage-stamps/UG-s.jpg)
