Douglas DC-6B(C) - Pan American World Airways - Pan Am | Aviation Photo #1230783 | Airliners.net
Douglas DC-6B(C) - Pan American World Airways - Pan Am | Aviation Photo #1230783 | Airliners.net,How Douglas Developed The DC-6 To Compete With The Lockheed Constellation,GEOFF GOODALL'S AVIATION HISTORY SITE,Aerial Visuals - Airframe Dossier - Douglas DC-6A, c/n 45522, c/r N99TB,Douglas DC-6B(C) - Pan American World Airways - Pan Am | Aviation Photo #1230783 | Airliners.net