Original vintage World War Two home front production propaganda poster - Keep 'Em Rolling! - featuring a patriotic photomontage design by the Italian-American graphic designer Leo Lionni (1910-1999), depicting black and white photographs over the red, white and blue American flag showing an artilleryman looking through a rangefinder scope on the blue square and soldiers in uniform using anti-aircraft guns operating the heavy artillery on the red and blue stripes, the bold title text below. Published by the Division of Information Office for Emergency Management in Washington, D.C. Printed by U.S. Government Printing Office. Good condition, restored tears, small restored paper losses, minor creasing, minor staining, backed on linen.