Bidspirit auction | WWII AMERICAN PROPAGANDA POSTER OK

WWII AMERICAN PROPAGANDA POSTER OK FOR KO - American WWII propaganda poster 'O.K. for K.O. - by Air Force Technicians', artwork by William Heaslip (1898-1970), Army Air Forces, Directorate of Flying Safety, U.S. Government Printing Office 1942-O-473549, 16 x 22.5 inches. Poster shows some creases and minor tears at edges.