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

Soviet Union

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Start price: $100

Buyer's premium:

1937, Alexander Pushkin, 10k yellow brown, two perforation errors – L13¾x12¼ top left corner margin single imperforated at top (used), L14 bottom margin single, imperforated at foot (full OG, NH), both are VF, Est. $150-$200 , Sc. #590B, D var