The Cavalcade of America was an anthology drama radio program which aired weekly from 1935 to 1953. The radio show was sponsored by the DuPont Company, a chemical company, which began as a manufacturer of gunpowder in 1802. The DuPont Company created the Cavalcade of America as a promotional tool. The collection consists of photographs relating to the Cavalcade of America radio show. The majority are views of rehearsals or live performances; actors and actresses, including numerous Hollywood celebrities such as Ginger Rogers, Lucille Ball, and Cary Grant; the DuPont Chorus; live audiences; and the production staff.

The Joseph Giardina NBC collection is composed of correspondence, invoices, tests, schematics, and notes related to the broadcasting tower on top of the Empire State Building. The collection also contains correspondence and patents related to Armstrong v. Radio Corporation of America and National Broadcasting Company.

The Radio/TV broadcasting series consists of views of broadcast equipment including parts, components, details, and construction/manufacturing/assembly. The series has been arranged into sixteen subseries: Amplifiers; Antennas; Equipment; Microwave; Modulators; Monitors; Multiplexers; Radio stations; Receivers, transmitters, and transceivers; Speech input; Switches; Television stations; UHF; Video; and Wave form/waveguides. The materials date from circa 1930 to 1977.

The RCA News and Information Department served a public affairs role for RCA corporate headquarters at Rockefeller Center in New York City. The collection contains photographs and negatives created or commissioned by RCA that document much of RCA’s history and activities. Many of the photographs were organized by the News and Information Department into subjects that cover the history of radio, television, communications, and consumer electronics, with a particular emphasis on RCA”s role in that history. Additional photographs are grouped by RCA division and document their specific achievements, with the RCA laboratories being especially prominent. This collection also contains a large number of photographic negatives that were taken by the public relations firm, Carl Byoir & Associates, which showcase many of RCA’s products, events, and facilities.

Willard S. Wilson (1897-1979) was a pioneer radio broadcaster and entrepreneur. He was founder of the first commercial radio station in Delaware. This small collection of newspaper clippings, articles, notes, and ephemera document Wilson's knowledge about the history of radio and some of his accomplishments related to the radio station WHAV/WDEL. There are also three reels of film, two related to aviator Charles Lindbergh (1902-1974) and one documenting the arrival of a monument at Wilmington, Delaware marine terminal.