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: $200

Buyer's premium:

1989, 100th Anniversary of the Montana Statehood, imperforate plate proof of 25c multicolored (complete design) in vertical pair, nice margins all around, no gum as produced, NH, VF and scarce, this item erroneously considered as printer’s waste, Est. $400-$500, Scott #2401