70-4.1x, WX243, 1970 U.S. Christmas Seals Sheet, pm B, full shiny gum, F, MNH. Although over 50 yrs old, fresh, full gum, never folded, shipped flat. English finish. Scan is of front of sheet.
Issued 1970 by the National Tuberculosis and Respiratory Disease Association (NTRDA). Designed by L. Gerald Snyder. Images of toys, symbols, people, decorations, decorated windows, Chhristmas trees, etc. - 100 different designs. Sheet of 100 (10x10) seals, SE3S, PM@T, multicolored. Seal size: 17x25mm, perf 11. Printer's Mark B, Berlin Lithography Company. Vertical perfs cross margin.
Christmas Seals are also known as TB Charity Seals, and are usually classified as Charity Seals, or Cinderella Stamps.