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

Imperial Russia - Stationery Advertising Letter

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Start price: $300

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1898, 7k blue, letter-sheet of series 26, printed in Moscow, containing 32 various advertisements inside and on reverse, sent in Moscow, mostly VF, ex-Vadim Ustinovsky, Est. $400-$500