The Group for Contemporary Music records document the function of an American chamber ensemble dedicated to the performance of contemporary classical music, dating from 1961 to 2012. The records consist of correspondence, photographs, programs, memoranda, schedules, meeting notes, clippings, contracts, bills, financial records, fund raising and grant applications, and so on.

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.