DescriptionSaving Daylight - Save 1,000,000 tons of coal NMAH-AC0433-0000103.jpg
English: Poster issued by the United Cigar Stores Company in the United States to promote daylight saving time in 1918 during World War I.
The poster reads: "Saving Daylight! Set the clock ahead one hour and win the war! Save 1,000,000 tons of coal by using an extra hour of daylight!"
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Princeton University Poster Collection at the Smithsonian Online Virtual Archives (
https://sova.si.edu/)
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copyright tag indicating the copyright status in the source country. Note: This tag should not be used for sound recordings.PD-1923Public domain in the United States//commons.wikimedia.org/wiki/File:Saving_Daylight_-_Save_1,000,000_tons_of_coal_NMAH-AC0433-0000103.jpg
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This image was obtained from the Smithsonian Institution. Unless otherwise noted, this image or its contents may be protected by international copyright laws.