The papers of Southern California art dealer and abstract painter John McLaughlin measure 3.3 linear feet and date from 1922 to 1979. The collection documents John McLaughlin's personal life and career through biographical material, correspondence, writings, Tamarind Lithography fellowship files, scattered personal business records, printed materials, artwork, and photographic material.

The records of the Charles Campbell Gallery in San Francisco date from 1960 to 2001 and measure 17.6 linear feet. The records include business correspondence with galleries, curators, trusts, and individual buyers and sellers; business records consisting of administrative files, business notebooks, and financial material; artist and exhibition files; and Charles Campbell's related personal files that include correspondence, catalogs, newsletters, and clippings about jazz, and photos and travel. Substantial artist files exist for Nathan Oliveira, which contain original artwork and photos of the artist, Peter Allegaert, Gordon Cook, Charles Griffin Farr, Morris Graves, Robert Harvey, Geer Morton, Fred Reichman, Jean Rustin, Stephani Sanchez, and Wayne Thiebaud, among others.

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 records of the Downtown Gallery date from 1824 to 1974 (bulk 1926-1969) and measure 109.56 linear feet. The records present a comprehensive portrait of a significant commercial gallery that operated as a successful business for more than forty years, representing major contemporary American artists and engendering appreciation for early American folk art. There is an unprocessed addition to this collection dating circa 1970 of a single financial/legal document.

Records of four of Nathan Halper's Provincetown galleries measure 4.2 linear feet and date from 1952-1979. The records relate to Kootz Gallery, H-C Gallery, HCE Gallery, and Sun Gallery - all based in Provincetown. The bulk of the collection consists of correspondence with artists, estate executors, collectors, galleries, and museums. There are also scattered business and financial records documenting operations and sales, photographs and slides, printed materials, and one poem. Correspondents include Milton Avery, Anthony Caro, John Murray Cuddihy, Marsden Hartley, Hans Hoffman, Samuel Kootz, Robert Motherwell, David Smith, Richard Stankeiwicz, and many others.

The Marian Gore "Art Scene" interviews and papers measure 2.2 linear feet and date from 1958 to 1969, with all sound recordings dated between 1962 and 1964. The core of the collection consists of 37 radio programs recorded by Marian Gore for KPFK radio in Los Angeles, California, consisting of interviews with artists, collectors, gallerists, and museum curators. A series of artist files contains notes, correspondence and other materials related to her interview subjects, and a printed materials series contains mainly exhibition posters, programs, and announcements produced by the art spaces with which her subjects were affiliated.

The records of the Allan Frumkin Gallery, a Chicago and New York City gallery, measure 25.6 linear feet and date from 1944-2016 with one letter pertaining to artwork documentation dating from 1880. The collection documents the gallery's activities through administrative files, dealer and client correspondence, artist files, financial records, gallery newsletters, printed material, and photographic material. Artist files represent over one-third of the collection and provide insight into the close relationship between Frumkin and many of the gallery's major artists including Robert Arneson, Luis Cruz Azaceta, Jack Beal, Joan Brown, Colin Lanceley, Maryan, Roberto Matta, Philip Pearlstein, Peter Saul, H.C. Westermann, and William T. Wiley. Also included in the collection are the Frumkin Family papers, consisting of writings by Allan and wife Jean Martin Frumkin, editorial copy of Art Book Review, personal papers, and material relating to the Frumkin personal art collection and estate.

The Frank Perls papers and Frank Perls Gallery records measure 23.8 linear feet and date from 1920-1983, with the bulk dating from 1949-1975. Personal papers include writings, military records, appointment calendars, and photographs. Gallery records date from its opening in 1939 until its closure in 1981 and consist of financial, sales, and legal records; exhibition files; exhibition catalogs and announcements; subject files that contain a variety of correspondence with artists, dealers, galleries, museums, and friends and family, as well as reference materials and photographs; and scrapbooks.

The records of the New York Tibor de Nagy Gallery measure 43.9 linear feet and date from 1941-2016. The records document the activities of the gallery through business records and correspondence, exhibition files, artist files, financial and legal records, inventory records, and a small amount of records of the Houston Branch.

The collection comprises 29 linear feet of records that document the day-to-day administration of the Robert Schoelkopf Gallery from 1962 to 1991, with additional items predating the founding of the gallery from 1851 to 1961. The collection records artist and client relations, exhibitions, and daily business transactions through artist files, correspondence, printed matter, and photographic material.