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

United States - Modern Errors

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Start price: $75

Buyer's premium:

1969, Christmas, 6c dark green and multicolored, light green color omitted, block of ten (5×2) with straight edge at left, full OG, NH, VF, C.v. $300 as singles, Est. $100-$150, Sc. # 1384c