Worldwide Air Post Stamps and Postal History, Philatelic Rarities of the World, Part 2

Soviet Union 1941-91

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Start price: $300

Buyer's premium:

1962, Cosmonaut’s Day, perforated souvenir sheet of 1r blue, black and silver, 4 panes of 12 souvenir sheets, vertical fold and occasional mainly marginal separations, otherwise full OG, NH, VF, C.v. $1,680 as separate sheets, Scott #2631A