Robert A. Siegel Auction Galleries, Inc. Sale - 967 Page 21
The Z Grill – U.S. #85A | Mystic Stamp Discovery Center
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US Scott #85E 12c George Washington Stamp. Used. Z. Grill. PSE Cert. CV $2500 | eBay
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The Z Grill – U.S. #85A | Mystic Stamp Discovery Center
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