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

Soviet Union

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Start price: $75

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Description

1957, Falling of Sikhote-Alin Meteorite, 40k multicolored, top right corner sheet margin block of four with double (L12½) perforation, lower left stamp with ”PADENCHE” variety (position 23 in a part of drawing), full OG, NH, VF, Est. $150-$180, Scott #1995, var