Join the Red Cross and on Christmas eve a candle in every window, a service flag for every home.

Join the Red Cross and on Christmas eve a candle in every window, a service flag for every home. LOC Summary: Poster showing a Red Cross banner and a candle in a window with a Christmas tree in the background. Date Created/Published: 1917 or 1918. Propaganda World War 1 poster provided by LOC. Original medium: 1 photomechanical print (poster) : halftone, color.