1934-3x, WX74, 1934 U.S. National Christmas Seals Sheet, pm D, full gum, F, MNH. Issued 1934 by the National Tuberculosis Association (NTA). Designed by Herman D. Giesen. Images of Trudeau TB Sanatorium. Fresh, firm paper, never folded, shipped flat.
Sheet of 100 (10x10) Christmas Seals, in ultramarine, red, blue, red margins. Seal size: 18x24mm, perf. 12-1/2. Perforated margin at bottom with inscription "Trudeau Tuberculosis Sanatorium (1885) ...... Now Over 600 Sanatoria in U.S.A." Printer's Mark: a red dot in the lower left corner of seals #99, which indicated Edwards and Deutch Printing Co.
1934 Christmas Seals were printed by four printers, Eureka (WX72), Strobridge (WX73), Edwards and Deutch (WX74), and U.S. Printing (WX75).
Christmas Seals are also known as TB Charity Seals, and are usually classified as Charity Seals, or Cinderella Stamps.