History of Aviation, Rare Stamps and Postal History of the World, Part 3

Soviet Union

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Start price: $1,000

Buyer's premium:

1938, North Pole Flight, 40k dark green and carmine, 80k red and carmine, imperforated set of two in horizontal pairs, nice margins all around, full OG, LH, VF, C.v. $3,200, Est. $1,500-$2,000 , Sc. #627a-28a