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

Soviet Union

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Start price: $100

Buyer's premium:

1926, definitive issue, 1k-5r, imperforated complete set of 20, printed on watermarked Borders and Rosettes paper, all have enlarged margins, full OG, NH, VF, Est. $150-200, Sc. # 304-15, 317-25 imp