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

Poland - Air Post Issues

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Start price: $200

Buyer's premium:

COLLECTION ON STOCKPAGES: 1919-59, several hundred mint and used stamps, starting with the first Biplane set and as extra used set of Italian forgeries, apparently all stamps are included (no souvenir sheets) with additional ”Groszy” overprints, numerous imperfs and varieties, scarce cancellations and etc., occasional flaws possible, full/part of OG or used, F/VF, Est. $400-$500, Scott #C1-51, var