1911-2, WX8, 1911 U.S. Red Cross Christmas TB Seal, Type 2, VF, NO GUM, NH. Designed by Anton Rudert Issued 1911 by the American Red Cross. There were five types of 1911 Christmas TB Seals. This is the Type 2: end of house shaded with white lines. Thinner red circlular frame 22mm in diameter. P4S, perf. 12, VF, NH, no gum.
Christmas Seals are also known as TB Charity Seals, and are usually classified as Charity Seals, or Cinderella Stamps.