McDonnell Douglas History XB-42 (Douglas 1945)

D4E-535490 XB-42 (Douglas 1945) The XB-42 and the XB-43 were top security wartime programs which produced only four flying aircraft. Two engines driving tail propellers were housed in the XB-42 fuselage. The XB-43 was a jet-propelled version of the XB-42.