The collection consists of printed materials and correspondence compiled by the noted British music librarian, bibliographer, and musicologist Alec Hyatt King. The printed materials include offprints of articles, complete journal issues, exhibition catalogs, catalogs from music publishers and booksellers, membership lists and organizational histories, and concert programs.

The collection consists of correspondence, documents, clippings, music programs, photographs, scrapbooks, and memorabilia relating to the musical career of Hermann Dossenbach. Also present in the collection is Dossenbach's masonic Corinthian Temple Lodge pin.

Peter Schickele (b. 1935) is an American composer, music educator, and satirist. He is best known for his comedy pieces composed by the fictional character P.D.Q. Bach. The collection contains manuscript and engraved scores and parts, sketches, revised and annotated copies of Schickele's work. In addition, the collection contains scripts of dramatic pieces or spoken introductions, correspondence, and memorabilia.

This collection documents the musical career of Yella Pessl, a harpsichordist, pianist and organist.