American War propaganda poster by the United Cigar Stores, one of the largest chain of cigar stores in the United States, for saving daylight and establishing a summertime.
Image: a red and blue illustration showing Uncle Sam and a small figure marching while holding a rifle and a spade. The figure wears a uniform, his head is a clock. In the background a big red colored shining sun.
Text on poster
Saving daylight. "Set the clock ahead one hour and win the war!"
Mobilize an extra hour of daylight and help win the war
United Cigar Stores Company