1948-1px, 1948 U.S. National Christmas Seals, Imperforate Proof Sheet, pm "E", F, No Gum. Issued 1948 by the National Tuberculosis Association (NTA). Designed by Barry Bart. Image of a child by a fireplace. Firm paper, fresh, never folded, shipped flat.
Sheet of 100 (10x10) seals. Coloors: light blue, red, and dark blue. Seal size: 261/2x20mm. Printed by Eureka Specialty Printing Co.
Imperforate sheets have no perforations or rouletting at all.
Christmas Seals are also known as TB Charity Seals, and are usually classified as Charity Seals, or Cinderella Stamps.
