This small collection of papers (168 items) of socialite, art collector and patron Flora Whitney Miller document Miller's life-long friendship with surrealist artist Kay Sage measure 0.2 linear feet and date from 1915 to circa 1982. Found within the papers are 79 letters written to Miller by Sage; four letters written to Miller after Sage's suicide about Sage, and one reply letter; typescripts of 63 poems written by Sage, one handwritten poem by Sage, two Sage exhibition catalogs, and 18 snapshot photographs of Sage, Miller, and their friends. Documentation of Miller's career is not found within the papers.

Research material on Gertrude Vanderbilt Whitney, compiled mainly for a biography.

The Gertrude Vanderbilt Whitney papers measure approximately 36.1 linear feet and date from 1851 to 1975, with the bulk of the material dating from 1888 to 1942. The collection documents the life and work of the art patron and sculptor, especially her promotion of American art and artists, her philanthropy and war relief work, her commissions for memorial sculpture, and her creative writing. Papers include correspondence, journals, writings, project files, scrapbooks, photographs, artwork, printed material, two sound recordings, and miscellaneous personal papers.

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 Extensive professional and personal correspondence, 41 diaries, a large number of his published and unpublished writings, and subject files document Friedman's career as a writer, relationships with cultural institutions and art world figures, and his personal life.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 papers of art historian, writer, and museum administrator Lloyd Goodrich measure 35.7 linear feet and date from 1884 to 1987 with the bulk of the material dating from 1927 to 1987. Materials include biographical material, extensive correspondence, writings and research files, organization and committee files, exhibition files, printed material, a scrapbook, and photographic material. The collection is particularly rich in research files on Winslow Homer, Thomas Eakins, Albert Pinkham Ryder, and Reginald Marsh, as well as correspondence with additional notable artists and art figures.

The scattered papers of surrealist painter Kay Sage measure 0.4 linear feet and date from 1925 to circa 1985, with the bulk of the material dating from 1950 to 1965. Information about Sage's life as an abstract and surrealist artist and her relationship with her husband, artist Yves Tanguy are found in this small collection of biographical materials, correspondence, printed material, and photographs.

The papers of painter, printmaker, and sculptor Peter Krasnow (1886-1979) and his wife, writer Rose Krasnow (1885-1984), measures 6.9 linear feet and date from 1914 to 1984. Papers include biographical materials, a sound recording, correspondence, essays, poetry, short stories, notes, transcripts of lectures and radio talks, five diaries of Peter Krasnow, personal business records, exhibition catalogs and announcements, clippings, magazines, five sketchbooks, sketches and drawings in multiple media, prints, and photographs.

Collected display window photographs assembled by Gene Moore, artistic director of Tiffany & Company from 1955 to 1995, documenting window displays at Tiffany & Company's flagship store in New York City, New York.

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 Rockwell Kent papers measure 88.0 linear feet and date from circa 1840 to 1993 with the bulk of the collection dating from 1935 to 1961. The collection provides comprehensive coverage of Kent's career as a painter, illustrator, designer, writer, lecturer, traveler, political activist, and dairy farmer.