The records of Midtown Galleries measure 86.82 linear feet and date from 1904 to 1997. The collection documents the operation and general administration of the business and includes artist records, exhibition material, inventories, financial records, photographs, and printed material.

The papers of New York and Connecticut painter Peter Blume date from 1870 to 2001 and measure 7.6 linear feet. Found are biographical materials; correspondence with family, friends, colleagues, galleries and institutions, and writers; writings on art by Blume and others; subject files regarding organizations, works of art, exhibitions, and reference files; personal business records; printed material; two scrapbooks; photographs of Blume, family, friends, and works of art; extensive artwork; and material relating to Blume's wife's family, the Cratons.

The papers of New York City sculptor and teacher Chaim Gross measure 20.9 linear feet and date from 1920-2004. The collection provides comprehensive documentation of Gross's career through biographical material, personal and professional correspondence with family, artists, writers, galleries, museums, educational institutions, and religious and philanthropic organizations, writings, personal business records, extensive printed and published material including motion picture film and video recordings of four documentaries, one hundred and fifteen sketchbooks spanning the bulk of Gross's career, and photographs of Gross, his family, many friends and colleagues from the art world, his studio, personal art collection, and works of art.

The Walter Rosenblum Collection is comprised of 7,396 silver gelatin negatives taken by noted photographer Walter Rosenblum (1919-2006) for New York art galleries, collectors and artists between 1945 and 1976. The collection reflects the art of his time and is particularly strong in American and European avant-garde, surreal and abstract works.

The Federal Art Project, Photographic Division collection dates from circa 1920-1965, with the bulk of the records spanning the active years of the Federal Art Project (FAP), 1935-1942. The collection comprises 12.4 linear feet of mostly photographic prints and negatives that document primarily artwork produced by artists employed by the FAP. A smaller number of photographs also document other programs of the FAP, such as art classes and community centers, exhibitions by children and adults, artwork installed in public buildings, project divisions, and demonstrations of art processes by FAP artists.

The Frank K. M. Rehn Galleries records measure 21.8 linear feet and are dated 1858-1969 (bulk 1919-1968). The records consist mainly of business correspondence with collectors, artists, museums and arts organizations, colleagues, and others. A small amount of Frank K. M. Rehns personal correspondence and a few stray personal papers of individual artists are interfiled. Also included are financial records, scrapbooks, printed matter, miscellaneous records, and photographs documenting most of the history of a highly regarded New York City art gallery devoted to American painting.

The collection measures 20.4 linear feet, dates from 1885 to 1991 (bulk dates 1908-1986) and documents the career of Harlem Renaissance lithographer, teacher, and painter Prentiss Taylor. The collection consists primarily of subject/correspondence files (circa 16 ft.), reflecting Prentiss' career as a lithographer and painter, his association with figures prominent in the Harlem Renaissance, notably Carl Van Vechten and Langston Hughes, his activities as president of the Society of Washington Printmakers and other art organizations, his work in art therapy treating mental illness, and his teaching position at American University. The subject files contain mostly correspondence, but many include photographs and printed material. Also included are biographical, financial, legal and printed material; several hundred photographs; notes and writings; sketchbooks, drawings and a few prints by Taylor; and scrapbooks dating from 1885-1956.

The records of the Richard York Gallery, a New York gallery specializing in American art from early 1800s to 1950, measure 79.3 linear feet and date from circa 1865-2005, with the bulk of the material dating from 1981 to 2004. Three-fourths of the records are artists' artwork files, documenting the sale and consignment of nearly 6,500 works of art. The gallery's activities are also recorded through correspondence, client files, gallery invoices, inventories, business and financial records, printed materials, scrapbooks, photographic materials of artwork, and estate records for the John Marin estate and Sergio Stella estate (Joseph Stella). An addition of 10.2 linear feet, dated circa 1865 to 2005, includes artists' files arranged alphabetically containing printed material, clippings, exhibition announcements, and scattered correspondence and financial documents.

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 79.8 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.