The papers of cubist painter Karl Knaths measure 8.9 linear feet and date from 1890 to 1973, with the bulk of the materials dating from 1922 to 1971. The collection includes biographical material, personal and professional correspondence, four diaries, 22 notebooks and notes on theoretical color and compositional approaches to painting, published and draft copies of essays on art, miscellaneous printed material, 132 sketchbooks and other artwork.

The Lena Gurr (1897-1992) papers date from 1908 to 1979 and measure 7.0 linear feet. Gurr was a painter and printmaker who studied under John sloan and Maurice Sterne at the Art Students League between 1920-1922. She also studied in France and married painter and photographer Joseph Biel in 1931. The papers document both Gurr and Biel's careers through correspondence, notes, art work, printed material, scrapbooks, and photographs. The collection offers researchers a valuable resource for studying the New York art community of the pre-war era.

The Jane Wade papers regarding art dealer and New York gallery owner Curt Valentin, measure 0.6 linear feet and date from 1903-1971. This small collection consists of papers donated by former Curt Valentin Gallery employee Jane Wade, which provide scattered documentation of Valentin's life and exhibitions at the Buchholz Gallery (renamed Curt Valentin Gallery in 1951) including biographical material, correspondence from artists Valentin represented, writings and notes, lists documenting clients, exhibitions held, and artwork by Picasso sold by the gallery, clippings of obituaries for Valentin, and a complete set of Buchholz Gallery exhibition catalogs from 1937-1948.

Interviews of 72 artists, and transcripts for all but five, conducted by Arlene Jacobowitz, the Associate Curator for the Department of Painting and Sculpture at the Brooklyn Museum, between 1965 and 1968. The artists discuss their work in the museum collection. Also included are 38 edited excerpts of the interviews, approximately 2-3 min. in length, used as "audio-labels" in the 1968 "Listening to Pictures" installation at the museum.

The papers of Washington, D.C. painter Margaret Casey Gates date from 1934-1988, and measure 1.0 linear foot. Gates' papers document her work as a painter, her projects for the New Deal federal arts programs, the Phillips Memorial Gallery and its art school, where she attended school and later worked as secretary and where her husband Robert Franklin Gates was a teacher, and the Washington, D.C. arts scene. Found are scattered correspondence, seven sketchbooks by Gates and two sketchbooks of her divorced husband Robert Franklin Gates. Miscellaneous notes and writings, a scrapbook, printed material, and photographs of Gates, her husband, friends, artwork, and views of the Virgin Islands are also included in the papers.

The papers of Holger Cahill (1887-1960) date from 1910 to 1993, with the bulk of the material dating from 1910-1960, and measure 16 linear feet. The collection offers researchers fairly comprehensive documentation of Cahill's directorship of the Works Progress/Projects Administration's (WPA) Federal Art Project (FAP) in addition to series documenting his work as a writer and art critic. Material includes correspondence, reports, artist files, scrapbooks, printed material, and photographs.

The Jack Tworkov papers measure 9.7 linear feet and are dated 1926-1993. Tworkov's work as a painter and influential teacher, as well as his personal life, are documented by extensive journals and substantive correspondence that record his ideas about art and teaching, and illuminate his relationships with friends, colleagues, and students. Many sketchbooks, writings, interviews, photographs, and moving images are also included.

The papers of art historian, dealer, critic, and curator Katharine Kuh measure 12.1 linear feet and date from 1875-1994, with the bulk of the material dating from 1930-1994. The collection documents Kuh's career as a pioneer modernist art historian and as the first woman curator of European Art and Sculpture at the Art Institute of Chicago. Found within the papers are biographical material; correspondence with family, friends and colleagues; personal business records; artwork by various artists; a travel journal; writings by Kuh and others; scrapbooks; printed material; photographs of Kuh and others; and audio recordings of Kuh's lectures and of Daniel Catton Rich reading poetry.

The records of the American Federation of Arts (AFA) provide researchers with a complete set of documentation focusing on the founding and history of the organization from its inception through the 1960s. The collection measures 78.6 linear feet, and dates from 1895 through 1993, although the bulk of the material falls between 1909 and 1969. Valuable for its coverage of twentieth-century American art history, the collection also provides researchers with fairly comprehensive documentation of the many exhibitions and programs supported and implemented by the AFA to promote and study contemporary American art, both nationally and abroad.

The records of the Downtown Gallery date from 1824 to 1974 (bulk 1926-1969) and measure 109.5 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.