Worldwide Air Post Stamps and Postal History, Philatelic Rarities of the World, Part 1

Worldwide Air Post Stamps and Postal History - Poland

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Start price: $100

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1930 (June 6), LOT and Imperial Airways First Flight Warsaw – Vienna – India, cover addressed to Cairo, franked by two air post values, violet flight cachet, Alexandria ”10.JU.30” transit and Cairo ”11.JU.30” arrival markings, mostly VF and scarce, Scott #C5, C8