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William J Kozersky, Philatelist Philatelist and dealer in collectible Charity Seals, Charity Seal Literature, Stamp Collecting Supplies, Stamp Albums, and Album pages. Plus, Stamp Packets, Postcards, USPS Souvenir Pages, and Collectible Labels.
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| U.S. Christmas Seal Essays: U.S. Christmas Seal Essays are trial proofs different from the accepted design proof. Essays are identified with catalog numbers from the Green's Catalog. We have identified and cataloged the following Christmas Seal essays: |
