55-4x, WX174, 1955 U.S. Christmas Seals Sheet, pm U, full gum,. F, MNH. Issued 1955 by the National Tuberculosis Association (NTA). Seals designed by Jean Simpson. Images of two children with packages. Issued as a se-tenant pair. Two different seals, side by side. Fresh, never folded, shipped flat. Scan is of a full sheet.
Sheet of 100 (10x10), red, green, light and dark blue. Seal size: 25x18mm, perf. 121/2. Printer's Mark: "U" in the lower right corner above date on seal #56. Union label on margin over seal #10.
The top perforated margin is inscribed "No Home Is Safe From Tuberculosis Until All Homes Are Safe." Double-barred cross at left. "Reg. U.S. Pat. Off. NTA" at lower right of inscription.
NOTE: Sheets of 1955 Christmas Seals were printed by 6 different printers. They can be identified by a tiny black "E, S, D, U, F, or W" on seal #56.
Christmas Seals are also known as TB Seals, and are usually classified as Charity Seals, or Cinderella Stamps.
