The collection consists of scrapbooks, photos, sheet music, manuscripts, and other material documenting the personal and professional life of popular music lyricist Gus Kahn who collaborated on many of the most enduring hits of the 20th-century including “Yes, Sir, That’s My Baby,” “Carolina in the Morning,” and “It Had to Be You.”

34,000 pieces of sheet music, 14,000 recordings, 3,300 books, 200 publicity photographs, newsclippings and correspondence.

Papers and sound recordings spanning the career of lyricist Hy Zaret (Hyman Harry Zaritsky). Includes research, notes, handwritten musical notes and lyrics on staff paper, mock-ups and drafts of sheet music, printed sheet music, orchestrations, arrangements, and folios. It also includes copyright registrations, requests for use, letters of praise, scrapbooks, and correspondence. Collection also contains plaques and certificates presented to Zaret for milestones related to “Unchained Melody” and in appreciation for his work with Lou Singer on children’s educational music, and audio recordings featuring unpublished and commercial reel-to-reel tapes, 78s, LPs, and lacquers of Zaret’s songs, his Little Songs, and research-related materials.

Approximately 1,600 pieces of sheet music, orchestral arrangements, and other documents related to the performances and career of Bob Kennedy.

Photos, recordings, posters, letters, and publicity material documenting the careers of The Andrews Sisters, Georgia Gibbs, and Rose Murphy. Includes 78s, 45s, LPs, CDs, photographs, posters, lobby cards, magazines, and miscellaneous research materials.

The collection consists of sheet music, manuscripts, correspondence, and other material documenting the career of Donald Kahn.

The personal and business papers of Meredith Willson, author and composer of "The Music Man" and "The Unsinkable Molly Brown," along with photographs, sheet music and arrangements, sound recordings, and audiovisual recordings from his personal collection.

Scripts, sheet music, souvenir books, programs, newsclippings, arrangements, photographs, playbills, and showbills from Libi Staiger's professional career and that of her husband, Jerome Eskow.

The majority of the collection is made up of arrangements written for Ms. Piazza, mostly undated, along with some published music and miscellaneous items like playbills and program lists.