Colnect-414-853-Hydrological-Decade-UNESCO-1965-1974.jpg
Source: Colnect
Issued by: Czechoslovakia
Function: postage
Date: 4/25/1974
Issue: International Hydrological Decade
Denom: 2kc
Color: multicolored
Design:
Watermark: unwmk
Perf: 11.75
Catalog value:



External links:
Colnect 125771..rologic_Decade


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