Back up our boys with your Liberty Bond You buy Liberty Bonds and Uncle Sam's boys will do the rest.

Back up our boys with your Liberty Bond You buy Liberty Bonds and Uncle Sam's boys will do the rest. LOC Summary: Poster showing soldiers running, with rifles and bayonets. LOC Notes: United Cigars. Date Created/Published: 1917. WW1 poster provided by LOC. Original medium: 1 print (poster) : lithograph, color ; 66 x 101 cm.