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

Soviet Union

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Start price: $375

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Description

1925, Academy of Sciences, 3k orange brown, compound line perforation 13¼x12¼, minor perf irregularity at top, still fresh, re-distributed original gum, appearing NH (considered to be hinged), F/VF and very rare, this perf error was listed in the Soviet Philatelic Association Cat. of 1982 and earlier editions, a common stamp of 15k is included, Est. $750-$900, Scott #326 var