[11] OHAM expanded through interviews conducted by Perlis, Van Cleve and others, as well as by acquisitions of recordings from scholars, radio producers, and concert presenters.

Its largest component today is the Major Figures in American Music series, which primarily documents classical composers at varying stages in their careers.

[22] In March of the same year, the Yale University Library launched an online exhibition, The Struggles and Triumphs of Bessie Jones, Big Mama Thornton, and Ethel Waters.

Oral History of American Music's collection consists primarily of audio and video interviews which are digitized and transcribed.

The collection is split into six major components in addition to its acquired materials: OHAM provides access to interview recordings and text transcripts for personal research use, teaching, and educational purposes.