William J Kozersky, Philatelist |
ALA U.S. Spring Seal Sheets: ALA U.S. Spring Seal Sheets are issued by the American Lung Association (ALA). We offer full sheets of U.S. Spring Seals from 1987-2023. U.S. Spring Seals are also known as TB Seals, and are usually classified as Charity Seals, or Cinderella Stamps. All U.S. Spring Seal Sheets are identified by their Green's Part 1 Catalog numbers. U.S. Spring Charity Seal Panes |