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

Poland - Cracow (Kraków) issue

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Start price: $300

Buyer's premium:

BALANCE OF A CONSIGNMENT: 1919, 57 mint or used stamps, 38 of which have genuine black overprint ”Poczta. Polska” (mainly signed with position number), most valuable 10h magenta (expertized by S. Mikstein), full/part of OG or used, F/VF, legitimate C.v. is over $1,500 (without dubious stamps), Est. $500-$600, Sc. # 41/60, J1/12, P1-5