The Leo Castelli Gallery records measure 215.9 linear feet and date from circa 1880-2000, with the bulk of the materials dating from the gallery's founding in 1957 through Leo Castelli's death in 1999. The major influence of dealer Leo Castelli and his gallery on the development of mid-to-late twentieth century modern art in America is well-documented through business and scattered personal correspondence, administrative files, exhibition files, extensive artists' files and printed materials, posters, awards and recognitions, photographs, and sound and video recordings. Also included are records for the subsidiary firms of Castelli Graphics and Castelli/Sonnabend Tapes and Films.

The records of Castelli Graphics measure 45.7 linear feet and date from 1965 to 2001. Administrative files, correspondence, exhibition and project files, artists' files, financial and legal records, inventory and stock records, printed materials, and photographic materials document the activities of the New York art gallery and publishing firm founded by Antoinette Castelli.

The papers of artist Tony DeLap measure 1.4 linear feet and date from circa 1950 to 2015. The collection includes correspondence, writings, materials related to professional and teaching activities, printed material, a scrapbook, and photographic material.

The Art Foundry and Art Foundry Editions records measure 25.7 linear feet and 0.891 GB and date from circa 1975 to circa 2007. Records include administrative files; correspondence with artists, collectors, dealers, galleries, and others; eight gallery appointment books and fourteen notebooks; exhibition files; extensive artists' files; financial and legal materials; sculpture production and inventory files; and photographic and digital materials.

The papers of Jan Butterfield measure 15 linear feet and date from circa 1950 to 1997. Papers contain hundreds of recorded interviews with and lectures by artists, panel discussions of artists and art historians, as well as extensive writings by Butterfield. Also found are project files, personal business records, printed materials, photographs, and additional sound and video recordings related to art subjects.

The exhibition records of the Contemporary Study Wing of the Finch College Museum of Art measure 20.9 linear feet and date from 1943 to 1975, with the bulk of records dating from the period its galleries were in operation, from 1964 to 1975. Over two-thirds of the collection consists of exhibition files, which contain a wide range of documentation including artist files, checklists, correspondence, writings, photographs, interviews, numerous films and videos, artist statements, printed materials, and other records. Also found within the collection are administrative records of the museum, artist files, and papers of the Contemporary Wing's director and curator, Elayne Varian, which were produced outside of her work at Finch College.

The records of Henri Gallery, a Washington, D.C. gallery that showed painters from the Washington Color School and emerging artists, measure 55.4 linear feet and date from circa early 1900s, 1940 to 1996, with the bulk of the materials dating from 1957 to 1995. The gallery's relationship with artists and clients, exhibitions, sales, and other business is documented in alphabetical files containing a wide variety of materials, including correspondence, sales records, printed materials, photographs, slides, and motion picture film. Additional correspondence, newspaper clippings, 114 exhibition posters, scattered drawings, illustrated cards, and photographic materials are also found in the collection.

The papers of arts educator James A. McGrath measure 5.3 linear feet and date from 1950-2011. Included are McGrath's papers concerning his artist's residencies and workshops for the United States Information Agency (USIA) in the Yemen Republic, Saudi Arabia, and the Republic of the Congo, 1990-1995. Also found are McGrath's papers concerning artist William Wiley. These papers date from Wiley's high school days and includes correspondence, writings, student files, printed materials, photographs, and artwork. Letters from Wiley to McGrath span several decades and provide details about his artwork, family, and travels.

The papers of Los Angeles art critic and writer, art historian, professor, collector, and artist Fidel Danieli (1938-1988) measure 8.4 linear feet and date from 1962 to 1987. Found within the papers are writing and research files, and 108 sound recordings of interviews with or about 45 Los Angeles artists conducted by Danieli in 1974-1975 for the U.C.L.A. oral history project "L.A. Community Artists." There are also sound recordings of art performances and art talks, and printed materials, including numerous exhibition announcements.

These records consist of professional correspondence and administrative and research files of a number of curators from the Department of Painting and Sculpture. Included are correspondence and memoranda with HMSG staff, artists, galleries, and other museums; loan agreements, checklists, scripts, and installation plans for HMSG exhibitions; ...