Be ready! "Keep him smiling" United War-Work Campaign, week of Nov. 11th to 18th.

Be ready! "Keep him smiling" United War-Work Campaign, week of Nov. 11th to 18th. LOC Summary: Poster showing a soldier holding a mug from which steam is rising and eating a piece of pie, he has a big smile on his face. Date Created/Published: 1917 or 1918. wwI poster provided by LOC. Original medium: 1 photomechanical print (poster) : halftone, color.