77-1x2, WX261, ALA National Design 1977 U.S. Christmas Seals Sheet, pm S, white gum, F, MNH. Issued 1977 by the American Lung Association (ALA). Similar to 1975. Designed by school children from each state plus Puerto Rico, Virgin Islands, D.C. and Guam. Printed by Specialty Printers of America. Sheet of 54 seals. Fresh, firm paper, vibrant colors, shipped flat.
Sheet of 54 seals (6x9), SE3S, perf. 13, yellowish gum, perforated margin at top, multicolored, Printer mark "S" on seal #28, indicates Specialty Printers of America (S).
Image of Cross of Lorraine on each seal. The Cross of Lorraine is the international symbol of the crusade against TB.
Christmas Seals are also known as TB Charity Seals, and are usually classified as Charity Seals, or Cinderella Stamps.