"Title:" Side by side - Britannia! Britain's Day Dec. 7th 1918 "Abstract:" Poster showing Uncle Sam arm-in-arm with Britannia, accompanied by a lion and an eagle. "Physical description:" 1 print (poster) : lithograph, color ; 76 x 51 cm. "Notes:" James Montgomery Flagg 1918 ; American Lithographic Co. N.Y.; At bottom: Mass meeting space.