The papers of conceptual and performance artist Lowell Darling measure 4.6 linear feet and 6.32 GB and date from 1945 to 2012. The collection contains biographical material primarily in the form of address books and contact lists; correspondence; project files for works of art and performances including files and artifacts related to Darling's 1978 gubernatorial campaign; printed material, including a clippings portfolio; photographic material; and artwork, including sketches, collages, and stamps.

The papers of the artist Gene Davis measure 17.7 linear feet and date from 1920-2000, with the bulk of materials dating from 1942-1990. Papers document Davis's personal life and his career as an artist and educator, as well as his career as a journalist in the 1940s and 1950s, through biographical materials, correspondence, interviews, business records, estate records, writings by and about Gene Davis, printed materials concerning Davis's art career, personal and art-related photographs, and artwork by Davis and others.

The papers of New York City and Berlin, Germany based multi-media and conceptual artist Matt Mullican measure 27.8 linear feet and date from circa 1968-2017. The collection consists of biographical material, including a few interview transcripts; correspondence; over 100 notebooks; gallery and exhibition files; project and commission files; personal business records; printed material; and photographs. The notebooks document nearly five decades of Mullican's work process and illustrate his material and conceptual explorations. Large sequences of gallery and exhibition files, as well as project and commission files comprise the remaining bulk of the collection, providing detailed documentation of his professional career, particularly from the 1980s-2000s.

The papers of California conceptual artist and sculptor David Ireland measure 24.8 linear feet and 8.39 GB and date from circa 1910s to circa 2009, with the bulk of the material dating from 1960 to 2005. The papers include biographical material, correspondence, notes and notebooks, installation projects and exhibition files, teaching files, travel files, personal business records, printed and digital material and commercial recordings, photographic materials, artwork, and video and sound recordings.

The papers of Jaime Davidovich measure 2.3 linear feet and date from 1949 to 2014. The collection is comprised of biographical materials, correspondence, writings, exhibition and project files, scrapbooks, printed materials, and artwork that document Davidovich's career as a conceptual and performance artist in New York, N.Y.

The papers of feminist, conceptual, video, and performance artist Ilene Segalove measure 4.4 linear feet and 6.06 gigabytes and date from 1964 to 2017. The collection contains a small amount of biographical material including resumes, certificates, and address lists; correspondence with family and friends; writings; and teaching files from the University of California, Santa Barbara. The bulk of the collection consists of project and exhibition files for both solo works and works in collaboration with Lowell Darling, and printed material. Also included are photographic materials such as snapshots of exhibition openings and slides of artwork; and artwork, primarily artist notebooks and video art.

The papers of New York and New Mexico writer, art critic, and curator, Lucy R. Lippard, measure 56.5 linear feet and 0.454 GB and date from the 1930s to 2007, with the bulk of the material dating from the 1960s to the 1990s. Over half of the collection consists of correspondence files documenting Lippard's professional relationships with artists, writers, galleries, art institutions, and political organizations, and her interest in conceptual and minimalist art, feminism and political activism. Also found are Lippard's notes and writings including sound recordings and interviews, teaching and exhibition files, printed and digital material, several works of art, and photographs of artwork and artists. Scattered throughout the collection are a small number of records concerning Lippard's personal life. An addition of 3.0 linear feet donated 2015 includes subject files on feminist and conceptual art as well as land use, development, and local politics and history in New Mexico.

The records of Christine Burgin Gallery, a New York City gallery representing conceptual artists from the United States and Europe, measure 18 linear feet and 52.28 GB, and date from 1980-2016. The collection documents the gallery's activities, projects, and relationships with artists through administrative files and business records, artist files, exhibition files, and client files. Artist files comprise nearly half of the collection and contain correspondence with artists and project files for numerous publications and editions the gallery produced in collaboration with artists. Some material is in born-digital form, including images of artwork and installations, slide shows, document files, as well as audiovisual recordings. The collection also contains two analog video recordings. Files dating from after the gallery's closure include additional correspondence, invoices, and project files.

The papers of African American conceptual and performance artist Senga Nengudi measure 12.8 linear feet and 11.24 gigabytes and date from circa 1962 to 2017, with a folder of printed material dating from 1947. The collection contains biographical material including education and family records, the kimono Nengudi wore during her wedding to Ellioutt Fittz, certificates, interview transcripts, and address books; calendars and journals chronicling Nengudi's appointments, thoughts, and artistic practice; and correspondence with friends and other artists including Maren Hassinger, Cheryl Banks, and David Hammons. Also included is family correspondence, including letters between Senga Nengudi (then Sue Irons) and her mother when Nengudi was living in Japan. The collection also contains writings by Senga Nengudi and others; material related to professional activities including teaching files, gallery files, and files related to exhibitions, projects, and performances; printed material including exhibition and event announcements and catalogs, clippings, magazines, and other published material; a scrapbook primarily containing photographs and printed material; photographic material depicting Senga Nengudi, works of art, and other individuals; artwork by Nengudi and others, including Maren Hassinger; and audio and video recordings, including recordings of performances.

The papers of Los Angeles conceptual sculptor, painter, and photographer Doug Edge measure 2.7 linear feet and date from circa 1951 to 2017. The collection includes exhibition and project files, illustrated journals, writings, printed material, photographic material, and artwork.