This collection contains various musical scores from the library of Hugo Riesenfeld, with approximate dates spanning the composer's career ranging from 1907 to 1939.

This small collection contains correspondence and five pieces of manuscript sheet music of American composer and screenwriter Harry Ruby (1895-1974). The letters are typically brief, friendly letters from public figures in the entertainment industry and date from 1925 to 1968.

Collection consists of music scores from composer Patrick Russ.

This collection includes teaching materials, audio recordings of performances and compositions, correspondence, sheet music and scores, binders of composition projects, and materials related to the USC Composition Forum of USC educator and composer Anthony Vazzana (1922-2001).

Collection consists of concert flyers, invitations, photographs, publications, recordings, letters, and awards from composer Aurelio de la Vega.

This collection consists of music scores from American film and television composer Shirley Walker.