Worldwide Air Post stamps and postal history, Zeppelin Flight items, philatelic rarities of the World. Part 1

United States - Modern Errors

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Start price: $150

Buyer's premium:

1982, Ponce de Leon, 20c multicolored, right sheet margin plate No.11111 imperforated block of four, full OG, NH, VF, C.v. $500 as two pairs, Est. $250-$300 , Sc. #2024a