The papers of painter Abraham Walkowitz date from 1904-1969, and measure 2.9 linear feet. Found within the papers are biographical material; letters from artists, friends, and art collectors; business records; four interview transcripts; notes and writings; exhibition announcements, cataloges, and other printed material; and photographs of Walkowitz, friends, colleagues, and artworks.

The papers of writer, art critic and collector Bernard Harper Friedman, 1926-2011, bulk 1943-2010, measure 30.6 linear feet. Extensive professional and personal correspondence, 41 diaries, a large number of his published and unpublished writings, and subject files document Friedman's career as a writer, relationships with cultural institutions and art world figures, and his personal life. Also included are biographical materials, interviews, printed material, 5 scrapbooks and photographs.

The records of the New York Artists Equity Association (NYAEA) measure 26.8 linear feet and 2.99 Gb and date from 1920-2012. The records include history and founding documents, presidents' files, board of directors' files that include monthly board meeting minutes, committee files and annual membership meeting minutes, general administrative and correspondence files, financial and legal files, event and program files, artists and subject files, extensive individual membership files, art project and exhibition files, Broome Street Gallery files, NYAEA publications that include issues of The Artists Proof, printed and digital materials, four scrapbooks, sketches created by artists attending a party in honor of Yasuo Kuniyoshi, and photographs of member artists and events.

The papers of Martin H. Bush measure 5.1 linear feet and date from 1948-2012, with the bulk of the material dating from 1970-2008. The collection documents Bush's career as an art historian, educator, consultant, and gallery director through biographical material, correspondence, interviews, subject files, a scrapbook, and printed material. There is an unprocessed addition to this collection that includes one VHS tape, "American Art Forum: Martin Bush, October 27, 1988."

The scattered records of the ACA (American Contemporary Art) Galleries date from 1917 through 1963 and include writings by founder Herman Baron, artists Philip Evergood and Anton Refregier, and art critic Elizabeth McCausland; printed materials; and photographs of Baron, ACA artists, art collectors, works of art, and exhibitions. Correspondence is with David Burliuk, Philip Evergood, William Gropper, Lewis Mumford, Moses Sawyer, Max Weber, and others. Also found is a small group of Herman Baron's personal papers.

The papers of realist painter Moses Soyer date from circa 1905 to 1974 and measure 3.8 linear feet. Within the papers are scattered biographical materials, general correspondence with friends, artists, galleries, art organizations, and others, as well as correspondence with his family, including his son David, writings and notes by Soyer and others, exhibition materials, news clippings, and other printed material, numerous photographs of Soyer, his family, fellow artists, friends and his artwork. Also found are book illustrations and loose sketches by Soyer.

The papers of New York photographer and filmmaker Hans Namuth measure 4.5 linear feet and date from 1945 to 1985. The bulk of the collection consists of photographs taken by Namuth of New York artists. Also included are papers regarding Namuth's film about Alfred Stieglitz and other professional files.

The papers of photographer and teacher Imogen Cunningham, date from 1903 to 1991. The collection measures 5.9 feet of material, including correspondence, business and financial records, writings, printed matter, and photographs, and provides a good overview of Cunningham's life and career.

The Zorach Family papers measure 4.4 linear feet and consist of materials relating to the lives and careers of sculptor and painter William Zorach, his wife painter and weaver Marguerite, and their children, painter and multi-media artist Dahlov Ipcar and collector and art dealer Tessim Zorach. The bulk of the papers consists of letters to Tessim regarding his parent's artwork. Additional materials include scattered letters to William Zorach; writings and notes by William, Marguerite, and Tessim; a sketchbook and drawings by William; prints by Marguerite; Marguerite's scrapbook; printed materials; and photographs of the Zorach family and of William Zorach in his studio and at work.

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.