"McDonald-Douglas Automation" . . . "Douglas" . . . . . . . . "McDonnell Douglas" . "McDonnell-Douglas Corporation" . . . . . . . . . . . . . . . . . . . . "Douglas Aircraft" . . . . . . . . "bid" . . . "1967-04-28" . . . . "1997-08-01" . "McDonnell Douglas Aircraft Corporation" . . . . "McDonnell Douglas Astronautics Company" . . "merged" . "McDonnell Douglas Aircraft" . . "McDonnell-Douglas Inc" . . . . . . . . "McDonnell Douglas Helicopter Company" . . "McDonnell Douglas Astronautics" . . . . . . . . . . . . . . . . . . . . . . "McDonnell Douglas Corp" . . "Conductron Corporation" . . . . . "McDonnell Douglas" . . . . . . "McDonnell Douglas Canada" . . . . . . . . "McDonnell Douglas," . "Boeing" . . . . . . . . . . . "McDonnell Douglas's" . . . . . . . . "1967" . . "MDC" . . "McDonnell Douglas DC-6" . "McDonnell Douglas Corporation" . . "Douglas Escapac" . "Merged withBoeing" . . . . . . . . . . . "McDonnell" . . . .