11-3, WX9, 1911 U.S. Red Cross Christmas Seals, Coil Pair, Type 3, full gum, XF, MNH. Designed by Anton Rudert. Issued 1911 by the American National Red Cross. There were five types of 1911 Christmas TB Seals. This is the Type 3. Image of a house within thin red circle.
The 1911 Type 1 Christmas Seal has a circular frame 20mm in diameter, the house is green with shaded lines, with red windows, and a thin red circle.
Typographed by Eureka Speciality Printing Co., perf. 81/2 vertical.
Christmas Seals are also known as TB Charity Seals, and are usually classified as Charity Seals, or Cinderella Stamps.