WW2 USAF aces multiple signed B37 Mitchell bomber cover inc Cdr Lawrence O'Neill

WW2 USAF aces multiple signed B37 Mitchell bomber cover Cdr Lawrence O'Neill, Col Robert P Baldwin, Cdr Ralph E Foltz and Capt Konrad S Gruca signed RAF B37 40th ann of the First Operational use of the Mitchell by the RAF WW2 RAF FDC.