The Technical Reference Files comprise an artificial collection that currently contains 1,900 cubic feet of aviation and space related materials, organized in 22 subject series. File materials include photographs, press releases, clippings, correspondence, reports, and brochures, on individuals, organizations, events, and objects.

The records of the Poindexter Gallery measure 7.1 linear feet and date from 1931-1985 with the bulk of the materials dating from 1955-1978 when the gallery was active. The majority of the collection consists of artists' files documenting the gallery's relationships with its artists, including exhibitions, and containing a wide variety of materials, including photographs. Also found are the "desk files" kept by the gallery's founder, Elinor Poindexter; correspondence; and financial and legal records.

Printed materials spanning 1972-1980, relating to second-wave feminism and women's rights, mainly newsletters and periodicals and focused on the Equal Rights Amendment, Title IX, reproductive healthcare rights, and educational equality. Well-known organizations included in the collection are NOW (National Organization for Women), Planned Parenthood, United States Department of Labor, and the United States Commission on Civil Rights.

The papers of art historian, curator, and educator Patricia Hills measure 23.1 linear feet and date from circa 1900-2015, bulk 1968-2009. Central to this collection are project files documenting professional work that resulted in lectures, publications, exhibitions, art history courses on numerous artists including Alice Neel, Jacob Lawrence, May Stevens, Rudolf Baranik, and John Singer Sargent. These files and files documenting Hills's tenure at the Whitney Museum of American Art include planning documents, research files, correspondence, manuscripts and accompanying publications, as well as other printed materials. The collection also contains correspondence with art historians, artists, curators, and others, notably Lawrence Alloway, Lowery Stokes Sims, Lucy R. Lippard, T.J. Clark, Leon Golub, and Donald Kuspit; professional files documenting grants and residencies awarded and consulting work; artist and subject files; other writings; and printed material. Membership and affiliation records document Hills' service to the profession, including Women's Caucus for Art and the Visual Culture/Art History Caucus of the American Studies Association.

The papers of Una Hanbury measure 5.3 linear feet and date from 1910 to 1994, with the bulk of the material from 1966 to 1990. The collection documents the sculptor's career and the dispersal of her estate through business records, project files, subject files, printed material, and photographs. There is also a small amount of material relating to her personal life including correspondence with friends and family and photographs from various stages of her life.

The records of the Washington Society of Landscape Painters measure 1 linear foot and date from 1917 to 2000. The collection documents the activities of the society through scrapbooks, general records, printed matter, correspondence, and photographs.

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 papers of painter James Fitzgerald measure 4.6 linear feet and date from 1905 to 1992. Found within the papers are biographical materials; personal and business correspondence, including fifty-one letters from Rockwell Kent; personal business records; writings; artwork consisting of drawings and 21 sketchbooks; printed material, including a scrapbook of clippings and catalogs; and photographs of Fitzgerald, his family and friends, and his work.

The National Congress of American Indian (NCAI), founded in 1944, is the oldest nation-wide American Indian advocacy organization in the United States. The NCAI records document the organization's work, particularly that of its office in Washington, DC, and the wide variety of issues faced by American Indians in the twentieth century. The collection is located in the Cultural Resource Center of the National Museum of the American Indian.

Client files, administrative files, artwork, and collected food labels from graphic and industrial designer Francis Mair. Mair specialized in beverage labels and packaging during his many years with Landor Associates in San Francisco. Late in his career, he directed Landor's Museum of Packaging History. His prolific freelance career included designs for furniture, decorative arts, letterhead, and corporate images. His personal artwork included alphabets, typefaces, and sketchbooks. Much of his personal artwork is humorous or erotic.