"Title:" Keep him free--Buy War Savings Stamps issued by the United States Treasury Dept "Abstract:" Poster showing a monumental eagle on a mountaintop as planes fly below. "Physical description:" 1 print (poster) : lithograph, color ; 76 x 51 cm. "Notes:" Committee on Public Information, Division of Pictorial Publicity.; W.S.S. War Savings Stamps issued by the United States government.; Charles Livingston Bull ; Ketterlinus, Phila.