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

United States - Modern Errors

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Start price: $400

Buyer's premium:

1978, Piano, 8.4c dark blue on yellow paper, horizontal imperforated strip of four coil stamps, pre-cancelled ”Washington. DC” between two horizontal bars, which have gap between 2nd and 3rd stamps, full original shiny gum, NH, VF, C.v. $1,500, Est. $700-$800, Sc. # 1615Cf