Austrian-born American music theorist Felix Salzer (1901-1986) furthered the system of musical analysis developed by Heinrich Schenker and was a faculty member and executive director of the Mannes College of Music. The collection contains biographical information, Salzer's honorary doctorate from Mannes and materials and photographs relating to the degree conferral ceremony, as well as vacation photographs of Salzer and his wife, Hedwig Lindtberg.

This collection consists of documents generated and compiled by the office of the dean of the Mannes School of Music at The New School from 1989 to 2004, during the tenures of deans Charles Kaufman and Joel Lester. The documents include reports, publicity information, memoranda, and correspondence. The collection also includes letters of commendation to the Mannes College of Music written by noted musicians in 1958.