History of Aviation, Rare Stamps and Postal History of the World, Part 1

United States

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Start price: $400

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1987, Girl Scouts, 22c multicolored, a single with red and black engraved colors omitted, full OG, NH, VF and scarce, only one pane of 50 was discovered, a copy of APEX certificate for the pane is enclosed, C.v. $1,500, Est. $700-$800 , Sc. #2251b