Mine more coal
United States. Fuel Administration
Heywood, Strasser & Voigt Litho. Co.
77 x 51 cm
Mine more coal. United States Fuel Administration. Stand by the boys in the trenches! [phrase "Stand by the boys in the trenches! Mine more coal!" is repeated in Italian, Croatian, Slovenian, Polish, Hungarian, and German.]
EaglesFlagsWorld War, 1914-1918--Posters