The scattered papers of art critic and writer Charles Henry Caffin measure 1.2 linear feet and date from circa 1883-1973, bulk circa 1883-1918. Found within the papers are an interview transcript, two letters, printed materials, one scrapbook, and family photographs dating from circa 1883 to circa 1911, many by noted photographers Arnold Genthe, Frances Benjamin Johnston, Gertrude Käsebier, Edward Steichen, and Alfred Stieglitz. The scrapbook contains Caffin's columns for the New York American, 1913-1915.

The papers of American art collector Keith Warner measure 0.7 linear feet and date from 1935 to 1975. Correspondence, collecting files, and artwork detail Warner's role as a collector of art in the mid-twentieth century. Present in the collection are materials related to Alexander Calder, Roland Dorcely, Stanton MacDonald-Wright, Piet Mondrian, Alfred Stieglitz, and Max Weber.

The papers of artists Arthur and Helen Torr Dove measure 3 linear feet and date from 1905 to 1975, with the bulk of material dating from 1920 to 1946. Arthur Dove's life as an artist, and his life with the artist Helen Torr, are documented in biographical narratives, personal documents, an audio recording, correspondence, diaries, essays, poetry, notes, exhibition catalogs, clippings, magazine illustrations, pamphlets, receipts, an accounting ledger, tax records, sketches, and photographs.

The papers of curator, art historian, and author Judith Zilczer measure 0.4 linear feet and date from 1910-1995, with the bulk of material dated 1973-1995. The papers contain project files and related correspondence, unpublished manuscripts, photographs, and printed material documenting her research as an independent art historian.

The papers of sculptor Arnold Rönnebeck and painter Louise Emerson Ronnebeck measure 4.24 linear feet and date from 1884-2002. The collection contains biographical material, family and professional correspondence, sketches and drawings, writings, a scrapbook, and printed material. There are also numerous photographic prints, copy prints, negatives, and 7 glass plate negatives of the Rönnebecks and their artwork, travels, family, and friends, including Charles Demuth, Marsden Hartley, Alfred Stieglitz, and Tony Luhan.

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 painter Oscar Bluemner date from 1886 to 1939, with one item from 1960, and measure 6.9 linear feet. The collection documents Bluemner's career through scattered biographical material and personal and professional correspondence. Almost one-half of the collection consists of Bluemner's extensive writings and notes about his artwork, painting techniques, and art theory in the form of diaries, notebooks, lists, essays, and notes - many of which are also illustrated. Also found are annotated books, exhibition catalogs, newsclippings, artwork and sketches by Bluemner, and photographs of Bluemner's artwork and of architecture. Bluemner's work in architecture is documented to a lesser degree through scattered licenses, photographs, and design drawings.

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 painter De Hirsh Margules measure 5.5 linear feet and date from 1888-2001, with the bulk dating from 1923-1965. The papers contain biographical material, and business and personal correspondence, including letters from Alfred Stiegliz, John Marin, Henry Miller, Max Schnitzler, Charles J. Connick, Louis M. Eilshemius, Alex King, and Myron Lechay. Also found are writings, printed material, scrapbooks, photographs, works of art and audio recordings documenting Margules' personal life and professional career.

The papers of art critic, writer, and historian Elizabeth McCausland measure 45 linear feet and date from 1838 to 1995, with the bulk of the material dating from 1920 to 1960. The collection provides a vast accumulation of research data on various artists and aspects of American art, especially the early American modernists and the Federal Arts Projects. Papers include McCausland's extensive research and writing files, particularly on Marsden Hartley, E. L. Henry, Lewis Hine, George Inness, and Alfred H. Maurer. McCausland's correspondence with artists includes a substantial amount with Arthur Dove and Alfred Stieglitz. Her collaborative work with Berenice Abbott on the Changing New York book and series of photographs is well-documented within the collection. Also found are general writings, subject files, files relating to exhibitions, teaching, and committees, photographs, art work, personal papers, and printed material. Additional McCausland material donated later from the estate of Berenice Abbott include biographical materials, project files, writings, and printed materials.