Worldwide Air Post Stamps and Postal History, Philatelic Rarities of the World. Part 3

Soviet Union

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Start price: $75

Buyer's premium:

1926, definitive issue, 7k-5r, imperforated complete set of eight, printed on white wove paper without watermark, full OG, NH, VF, Standard Cat. #0120-27, Est. $100-$150