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

Poland - Semi - Postal issues

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Start price: $150

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1946, Educational Works, 3+22zl – 11+19zl, complete set of three and souvenir sheet bearing the same stamps, numbered at the bottom with ”11374”, full OG, NH, VF, C.v. $595, Est. $250-$300, Scott #B49- B49B, a