The Clay Spohn papers measure 20.4 linear feet and date from circa 1862 to 1985 with the bulk of the material dating from 1890 to 1985. The collection consists of biographical material, correspondence, business records, notes and writings, art work, printed material, and photographs which reflect the life and career of painter and educator Clay Spohn.

The papers of sculptor, painter, jewelry designer, and teacher Claire Falkenstein measure 42.8 linear feet and date from 1917 to her death in 1997. There is extensive correspondence with fellow artists, collectors, critics, friends, museums, and galleries. The collection also contains biographical materials, much of it collected and organized by Falkenstein, personal and business records, writings, diaries, exhibition files, commission files, teaching files, photographs, original artwork, scrapbooks, and printed materials. There is a short motion picture film of an interview with Falkenstein featuring the windows she designed for St. Basil's Church in Los Angeles.

The John Button letters to Gerald L. Fabian measure 0.6 linear feet and date from 1950 to 1982. The collection consists primarily of correspondence from painter John Button to Gerald Fabian. Also included are letters from Fabian to Button, as well as printed material.

The papers of California painter, writer, and teacher Erle Loran measure 12.6 linear feet and date from 1912 to 1991. Found are biographical materials; two linear feet of personal and professional correspondence; personal business records; writings which include extensive drafts and notes for Loran's book Cezanne's Composition; over 400 items of artwork that include watercolors, drawings, charcoal, and pastel studies; printed materials; photographs of Loran, family, and friends, and artwork; and one audio recording of a lecture by Loran on Cezanne.

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 California jewelry designer Margaret De Patta measure 3.7 linear feet and date from circa 1930 to 2012. The papers include correspondence, writings, teaching files, exhibition files, personal business records, printed material, artwork and sketchbooks, and photographs.

The papers of San Francisco painter and arts instructor Elmer Bischoff measure 4.4 linear feet and date from 1914 to 1990, with the bulk of the material dating from the late 1950s to the mid-1980s. Found within the papers are biographical materials, scattered correspondence, notes and notebooks, teaching and student files, printed materials, artwork and two sketchbooks, and photographs and negatives of Bischoff, his family, post World War II Europe, and artwork studies.

The papers of Sacramento painter, printmaker, and teacher Wayne Thiebaud date from 1944 through 2001 and measure 1.0 linear foot. Thiebaud's prolific painting career is documented in this collection mostly through exhibition catalogs, printed materials, original artwork, photographs, and ephemera. His career as an art professor at the University of California at Davis is documented to a lesser extent.

The Kenjilo Nanao papers measure 11.3 linear feet and date from circa 1885-1887 and circa 1949-2017, with the bulk of the papers dating from 1970 to 2000. Biographical material includes forms of international identification, travel documents, early academic writing on art, and interviews in the form of written typescripts and digital audio recordings. Correspondence is mostly personal between friends and family, in addition to a few folders of professional correspondence spanning Nanao's career. Correspondence drafts also appear as entries in bound journals. The Journals series includes bound journals of mixed content such as thoughts on art, to-do lists, and artwork in various media including watercolors and charcoal. Professional files include various professional portfolios that Nanao produced for the purpose of tenure review, a binder detailing relationships with various galleries, and various teaching materials and studio documents. Printed materials include exhibition catalogs, invitations, and clippings. Photographs are primarily of family and friends, with some images of artwork and exhibitions. Artwork includes sketchbooks, as well as some loose drawings and watercolors.

The papers of rubberstamp and artistamp artist, performance artist, collector of mail art, and fine arts librarian John Held, Jr. date from 1947-2018, bulk 1973-2013, and measure 12.9 linear feet. Found within the papers are biographical material, 18 printed diaries, letters received by Held from mail artists around the world, art work consisting of artistamps designed by miscellaneous mail artists, interview transcripts, writings, project and event files, printed material, mail art sent for the Gutai Historical Survey Exhibition held at the San Francisco Art Institute in 2013, and a collection of biographical material presented by Held at a Mail Art Study Day held at the Archives of American Art in 2018.