Worldwide Air Post stamps and postal history, Zeppelin Flight items, philatelic rarities of the World. Part 3

Soviet Union Stamps of 1941-91

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Start price: $75

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1964, 3-Men Space Flight by ”Voskhod 1”, 6k violet and dark brown, complete sheet of 40 (4×10), folded once along vertical perforation, full OG, NH, in addition the same stamp in miniature sheet of 20 (4×5), CTO with full OG, both are VF, Est. $100-$150, Sc. #2955