Keep him free--Buy War Savings Stamps issued by the United States Treasury Dept.

Keep him free--Buy War Savings Stamps issued by the United States Treasury Dept. LOC Summary: Poster showing a monumental eagle on a mountaintop as planes fly below. LOC Notes: W.S.S. War Savings Stamps issued by the United States government. Date Created/Published: 1917. World War 1 poster provided by LOC. Original medium: 1 print (poster) : lithograph, color ; 76 x 51 cm.