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Source:
Colnect
Issued by:
Russia
Function:
postage
Date:
6/4
/
1975
Issue:
Sverdlov 90th
Denom:
4k
Color:
multicolored
Design:
Sverdlov
Watermark:
unwmk
Perf:
Catalog value:
Prev:
5/23/1975 6k issue=1st spacewalk 10th d=(A. A. Leonov) in space perf=11.5
Next:
6k issue=8th International Congress for Conservation of Plants perf=11.5
External links:
Colnect 89022-..iet_Union_USSR
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