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

Imperial Russia

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Start price: $250

Buyer's premium:

1905, 7r black and yellow, printed on vertically laid paper, bottom left corner sheet margin block of 15 (5×3), separated (normal) and conjoined right leg of Eagle, minor marginal separation, post office fresh, full OG, NH, VF, C.v. $600++, Est. $400-$500, Scott #70, var