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 program dramatized historical events focusing on individual stories of heroism, and occasionally presented a musical performance. This collection contains recordings of most of the show's episodes and consists of over 2,900 phonograph albums, approximately 500 sound tape reels, 6 sound cassettes and one scrapbook.

Maurice du Pont Lee (1885-1974) was the General Advisor to the Chief Engineer of E.I. du Pont de Nemours & Company. The collection includes photographs of Maurice du Pont Lee's family members. The collection also includes a group of public relations photographs of Maurice du Pont Lee, dating from 1950 to 1969.