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 is comprised of materials relating to The Mannes College of Music (as of 2024, Mannes School of Music, part of the College of Performing Arts at The New School) commencement and other ceremonies between 1961 and 2013. The collection includes programs from commencements, recognition ceremonies, and dean’s receptions, as well as speech transcripts and correspondence.