The records of the Carnegie Institute, Museum of Art measure 265.8 linear feet and date from 1883-1962, with the bulk of the material dating from 1885-1940. The collection includes extensive correspondence between the museum's founding director, John Beatty, and his successor, Homer Saint-Gaudens, with artists, dealers, galleries, collectors, museum directors, representatives abroad, shipping and insurance agents, and museum trustees. The collection also includes Department of Fine Arts interoffice memoranda and reports; loan exhibition files; Carnegie International planning, jury, shipping, and sale records; Department of Fine Arts letterpress copy books, and a copy of the original card catalog index to these records.

The Cleve Gray papers, 1933-2005, measure 9.2 linear feet. Papers include biographical material, alphabetical files, writings, artwork, audio/visual records, artifacts, printed material, and photographs. Extensive alphabetical files contain personal and professional correspondence as well as subject files relating to projects and interests. Especially well-documented are: Gray's involvement with the Vietnam protest movement; and Threnody, his best-known work composed of fourteen large panels lamenting the dead of both sides sides in Vietnam, commissioned by the Neuberger Museum of Art.

Records document Charles Eisler, a Hungarian immigrant who was a skilled mechanic and engineer and his company, Eisler Engineering Company of Newark, New Jersey, which manufactured equipment for producing electric lamps, television and radio tubes, welding equipment and laboratory equipment.

Thomas Dale Stewart was a physical and forensic anthropologist and worked at the Smithsonian National Museum of Natural History from 1931 until his death in 1997. He worked under Ales Hrdlicka until 1943, became the head curator in 1960, director of the museum in 1962, and retired in 1971. Stewart's research interests included physical and forensic anthropology and archaeology, mostly in North and South America. He also worked with the F.B.I. frequently to aid in homicide investigations, and worked extensively with the U.S. Army to identify skeletal remains from the Korean War in Operation Glory. The Thomas Dale Stewart Papers primarily deal with his life and career at the Smithsonian, particularly his research projects and publications between 1931 and 1991. Materials consist mainly of correspondence, photographic material, dossiers based on writings and research projects, and administrative files.

These records document the governance and programmatic activities of the Museum of the American Indian/Heye Foundation (MAI) from its inception in 1904 until its sublimation by the Smithsonian Institution in 1990. The types of materials present in this collection include personal and institutional correspondence, individual subject files, minutes and annual reports, financial ledgers, legal records, expedition field notes, research notes, catalog and object lists, publications, clippings, flyers, maps, photographs, negatives and audio-visual materials. These materials span a varied range of subjects relating to the activities of the museum which are more fully described on the series level.

Ethel Cutler Freeman was an amateur Seminole specialist and research associate with the American Museum of Natural History. Her papers also reflect field work among the Arapaho, Shoshoni, Navaho, Pueblo, Hopi, Kickapoo, and people of the Virgin Islands, the Bahama Islands, and Haiti, and the music and chants of Africa, including those of the Maasai, Zulu, and Pygmies. A small amount of material relates to the Hoover Commission on Indian Affairs, of which Freeman was a member. Correspondents include several Seminole Indians and government officials, personal acquaintances, organizations, and associates of the American Museum of Natural History.

The records of New York City Kraushaar Galleries measure 91.9 linear feet and date from 1877 to 2006. Three-fourths of the collection documents the gallery's handling of contemporary American paintings, drawings, and sculpture through correspondence with artists, private collectors, museums, galleries, and other art institutions, interspersed with scattered exhibition catalogs and other materials. Also included are John F. Kraushaar's estate records; artists' files; financial ledgers documenting sales and gallery transactions; consignment and loan records; photographs of artwork; sketchbooks and drawings by James Penney, Louis Bouché, and others; and two scrapbooks.

The Marcel Breuer papers, 1920-1986, contain biographical material, correspondence, business and financial records, interviews, notes, writings, sketches, project files, exhibition files, photographs, and printed material that document the career of architect and designer Marcel Breuer.

The J. Scott Odell folk music collection (1945-2016, inclusive) contains AV recordings, photographs, correspondence, writings, and other materials relating to Odell's career at the Smithsonian as a musical instrument conservator and researcher of American music traditions. The collection largely consists of materials relating to Odell's research trips (often combined with personal visits) throughout the Eastern United States. Research strengths of the collection include the history of the Appalachian dulcimer and banjo, the Smithsonian Folkways project "Black Banjo Songsters," musician and poet Burt Porter, and the Bread and Puppet Theater.

The Myron Bement Smith collection consists of two parts, the papers of Myron Bement Smith and his wife Katharine and the Islamic Archives. It contains substantial material about his field research in Italy in the 1920s and his years working on Islamic architecture in Iran in the 1930s. Letters describe the milieu in which he operated in Rochester NY and New York City in the 1920s and early 1930s; the Smiths' life in Iran from 1933 to 1937; and the extensive network of academic and social contacts that Myron and Katharine developed and maintained over his lifetime. The Islamic Archives was a project to which Smith devoted most of his professional life. It includes both original materials, such as his photographs and notes, and items acquired by him from other scholars or experts on Islamic art and architecture. Smith intended the Archives to serve as a resource for scholars interested in the architecture and art of the entire Islamic world although he also included some materials about non-Islamic architecture.