The Jan Williams Collection of Images contains images of various performances and trips made by Jan Williams with accompanying performers and composers. An original gift was received of 321 prints and contact sheets and 54 35mm slides in 2007. An additional gift was received of 173 photographs in 2008.

The Morton Feldman Images by Jan Williams date from concert tours made by Morton Feldman and the University at Buffalo's Creative Associates in 1974, 1977, and 1979.

The collection contains a small amount of correspondence, concert programs and advertisements, clippings, and photographs.

The images in this collection include scenes of music venues at the Pan-American Exposition held in Buffalo in 1901, including the Temple of Music, the Midway, and bandstands. The collection also contains images of musicians who performed at the Exposition and musical instruments used at the Exposition.

The images in the collection provide documentation of performances at the University at Buffalo by Music Dept. faculty and visiting artists, especially in the realm of contemporary music. Among the many notable composers represented in the collection are: Earle Brown, Harrison Birtwistle, Pauline Oliveros, Colin Bright, Julius Eastman, John Cage, Morton Feldman, Lejaren Hiller, Cornelius Cardew, Carlos Chavez, Aaron Copland, Lukas Foss, Elliott Carter, David Del Tredici, Harold Shapero, Ralph Shapey, Ingolf Dahl, Henri Pousseur, Philip Glass, George Crumb, Fredric Myrow, Leon Kirchner, George Rochberg, New Rorem, Allen Sapp, Toru Takemitsu, Morton Subotnick, Leo Smit, and Augusta Read Thomas.

Chiefly black and white photographs documenting Leo Smit's life and career in music.

Collection contains clippings, obituaries, correspondence, eighteen photographs of Alice and Frederick Slee, family, and friends, writings by Frederick Slee, documents about the Slee Bequest to the University of Buffalo, concert programs, and a log of a twenty-one day sailing trip undertaken by Frederick Slee and two friends in 1914. The log details their adventures along the northern shore of Lake Ontario.

Seventeen black and white photographs of storefront churches in Buffalo including interior shots during services and exterior shots of the buildings. This small collection chiefly focuses on the musical activities during the church services.

Contains eighteen photographs of Carol Plantamura with musicians associated with her time in Buffalo, including John Bergamo, Karl Kraber, Gregory Ketchum, Robert Dick, Yvar Mikhashoff, Buell Neidlinger, David Fuller, and Jeremy Noble.

Chiefly photographs of opera singers and productions, with additional photographs of other musicians, ensembles, and performing venues. Many of the photographs bear inscriptions to Dr. Perry.