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Charity Seals, Stamp Packets, Postcards, Collectible Labels Philatelist and dealer in collectible Charity Seals such as Christmas Seals, Spring Seals, Local TB Seals, Foreign TB Seals, Easter Seals, Boys Town Seals, Charity Seals, and Charity Seal Literature. Plus, Postcards, and Collectible Labels. |
| U.S. Christmas Seal Printer's Proofs: Printer's Proofs are trial impressions from a die or printing plate before actual stamp production. Proofs are made to examine a die or plate for defects and to compare the results of different inks. In many cases the proofs were used as advance samples. All are identified with catalog numbers from the Green's Catalog. We have identified and cataloged the following printer's proofs: |
