1911-1, WX7, 1911 U.S. Red Cross Christmas TB Seal, Type 1, Avg, full gum, MNH. Issued 1911, red and slightly olive green. There were five types of 1911 Christmas TB Seals. This is the Type 1: end of house solid green with a heavy red circlular frame 22mm in diameter. P4S, perf. 12.