Space Research 1977 issue of Czechoslovakia
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Short desc: Space Research 1977
Issuer: Czechoslovakia Date: 10/4/1977 Consists of 5 stamps: (See stamps as list) 20h d=S. P. Koroliov 30h d=Yuri Gagarin (1977) 40h d=Aleksei Leonov 1kc d=Neil Armstrong (1977) 1.60kc All are perf=11.25x11.75 Record of changes |
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