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: $200

Buyer's premium:

1986, Public Hospitals, 22c multicolored, left margin horizontal pair imperforated vertically, full OG, NH, VF and scarce, according to Scott Error Cat. 20 pairs known, C.v. $800, Est. $350-$400 , Sc. #2210b