Worldwide Air Post Stamps and Postal History, Philatelic Rarities of the World. Part 1

United States - Modern Errors

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Start price: $60

Buyer's premium:

1981, 13-Star Flag over Independence Hall, 13c dark blue, red and brown red, right sheet margin imperforated block of four, full original shiny flat gum, NH, VF, C.v. $200 as two pairs, Sc. # 1622Cd