Pricing Guides & Dictionary of Makers Marks for Antiques & Collectibles

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GROUP OF U.S. POSTAGE STAMP PLATE...

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GROUP OF U.S. POSTAGE STAMP PLATE
© ALEX COOPER AUCTIONEERS, Inc., Towson, MD, USA

GROUP OF U.S. POSTAGE STAMP PLATE BLOCKS & SHEETS Primarily 1940s to early '70s....

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