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

Soviet Union

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Start price: $250

Buyer's premium:

1935, Moscow Subway, 5k-20k, complete set of four, nice set in every respect, full OG, NH, mostly VF, C.v. $825, Est. $400-$500, Sc. # 551-54