Forging the weapons of war, official United States war film.

Forging the weapons of war, official United States war film. LOC Summary: Poster showing cranes in a shipyard. LOC Notes: Produced by Signal Corps, U.S.A. and Committee on Public Information. Date Created/Published: 1918. World War I propaganda poster provided by LOC. Original medium: 1 print (poster) : lithograph, color ; 201 x 103 cm.