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

United States - Modern Errors and Varieties

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Start price: $100

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1972, Stamp Collecting, 8c multicolored, two plate No. blocks of four, each one with double (ghost) impression of that numbers 33847/(33850) and 33850/(33847), full OG, NH, VF and a spectacular couple, Est. $150-$200, Scott #1474 var