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:

1927-28, 2nd definitive issue, 1k-80k, complete set of 15, perfect centering for this difficult set, full OG, NH, VF, Est. $150-$200, Sc. # 382-400