The 50th Anniversary of Hydrometeorological Service 1971
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1971
The 50th Anniversary of Hydrometeorological Service
21. June VM: Ingen Arkstørrelse: 50 Design: A. Kalashnikov Perforering: 11½
![[The 50th Anniversary of Hydrometeorological Service, type EEL]](https://www.stampworld.com/media/catalogue/USSR/Postage-stamps/EEL-s.jpg)
