The Aviation equipment series consists of direction finders, transmitters, receivers, antennas, control panels, ground controls, radio compasses, commercial airline equipment and aircraft, helmets, radio sets, and other aviation related parts and equipment. These images date from 1933 to 1971. Related materials can also be found in the Government projects series.

The Walter G. Bain papers contain correspondence with various organizations including Republic Aviation Corporation, the United States Air Force, General Motors Company, Midwestern Instrument, and Hergenerather Associates. Along with RCA internal correspondence, the papers also include a scrapbook, newspaper clippings, and membership information related to a variety of organizations.