The engineering and research unit of All American Aviation, once the principal feeder airline for the mid-Atlantic region, became the All American Engineering Company in 1953. Their records document the early evolution of All American Aviation, the development of its system of air pick-up service, and its use in postal and military applications.

Richard C. du Pont (1911-1943) was an aviator and businessman. In 1938, he purchaseds stock of an inactive company called All American Aviation, Inc. and became PresidentThis collection encompasses the time of Richard C. du Pont's marriage to his death, with a particular focus on his work with gliders. The establishment and growth of Summit Aviation, his son's private air transportation company, is heavily documented from the early 1960s onward. The majority of the collection consists of newspaper clippings and photographs.