Worldwide Air Post Stamps and Postal History, Philatelic Rarities of the World, Part 2

Soviet Union 1923-91

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Start price: $300

Buyer's premium:

1948, Alexander Ostrovsky, Playwright, 30k-1r, imperforate complete set of three, all with top sheet margins, full OG, NH, VF, Est. $600-$700, Scott #1227-29 imp