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

Soviet Union

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Start price: $150

Buyer's premium:

1926, definitive issue, 1k-5r, imperforated complete set of 20 on watermarked Borders and Rosettes paper, all with sheet margins, full OG, NH, in addition 7k-5r, definitive set of eight on improved paper without watermark, full OG, NH/LH, both are VF, Est. $200-$300, Sc. #304-15, 317-25 imp