History of Aviation, Rare Stamps and Postal History of the World, Part 3

Soviet Union

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Start price: $75

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1957, Youth Festival, 10k-1r, complete set of seven used on two FDC, cancelled on Festival Closing Ceremony Day (August 11) by special green ds, sent in Moscow by registered mail, both with appropriate arrival markings, VF, Est. $100-150, Sc. #1913-14, 1936-40