Worldwide Air Post stamps and postal history, Zeppelin Flight items, philatelic rarities of the World. Part 3

Soviet Union Stamps of 1924-40

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Start price: $150

Buyer's premium:

1923-25, definitive issues, 1k-1r, imperforated set of 10, litho printing, 3k, 4k, 10k, imperforated stamps of typo printing on paper without watermark, 1k-5r, perforated complete set of 22 on watermarked paper, full OG, NH or LH (30%), VF, Est. $250-$300, Sc. #250-59, 273-75, 304-25