William J Kozersky, Philatelist

Philatelist and dealer in collectible Charity Seals such as U.S. Christmas Seals and U.S. Easter Seals, Foreign TB Charity Seals, Boys Town Charity Seals, Charity Seal Literature, Topical and Foreign Stamps, Stamp Albums, and Postcards.

Support the American Lung Association While You Shop
We donate 10% of all U.S. Christmas Seals & U.S. Spring Seals sales to the American Lung Association

U.S. Christmas Seal Essays & Proofs: U.S. Christmas Seal Proofs are trial impressions of the accepted design, while Essays are trial proofs which are different from the accepted design. These proofs may differ in color, perforation, sheet format, paper, etc. from the issued seal. Within this category are Essays, Negative Maker's Proofs, Single Die Proofs, Imperforates, and Progressive Color Proofs (PCPs). All are identified with catalog numbers from the Green's Catalog. We have identified and cataloged the following Christmas Seal proofs: