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.

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 papers of painter and educator Jacqueline Gourevitch measure 5.6 linear feet and date from 1946-2019 and document her education at Black Mountain College, Black Mountain, N.C., and the Art Students League; her teaching career; and exhibitions in Chicago and New York through biographical material, teaching files, personal and professional correspondence, gallery and exhibition files, and printed material.

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.

The collection documents Duke Ellington's career primarily through orchestrations (scores and parts), music manuscripts, lead sheets, transcriptions, and sheet music. It also includes concert posters, concert programs, television, radio, motion picture and musical theater scripts, business records, correspondence, awards, as well as audiotapes, audiodiscs, photographs, tour itineraries, newspaper clippings, magazines, caricatures, paintings, and scrapbooks.

The records of Los Angeles Heritage Gallery measure 13.8 linear feet and date from 1944-2000 with the bulk of the materials dating from 1960-1998. The majority of the collection consists of artists' files containing a wide variety of materials documenting the gallery's representation of its contemporary artists and gallery exhibitions, including biographical information, correspondence, and printed materials. About half of the artists' files are related to artist Charles White. Gallery records also include business correspondence, business records and additional printed materials.

The Computer Oral History Collection (1969-1973, 1977), was a cooperative project of the American Federation of Information Processing Societies (AFIPS) and the Smithsonian Institution. This project began in 1967 with the main objective to collect, document, house, and make available for research source material surrounding the development of the computer.

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 Russian Aeronautical Collection is a mix of technical, historical, and cultural reference materials, including originals or copies of articles, documents and other historical materials relating to Russian and Soviet aviation from the Tsarist period through the Soviet era. The collection focuses on key events, personalities and aircraft designs, and certain subject areas are covered in depth, including the life and career of Igor Sikorsky, the transpolar flights of the 1930s, Soviet aviation in the Spanish Civil War, and the operational history of the Soviet Air Force in World War II.

A New York bookseller, Warshaw assembled this collection over nearly fifty years. The Warshaw Collection of Business Americana: Civil War forms part of the Warshaw Collection of Business Americana, Subseries 1.1: Subject Categories. The Subject Categories subseries is divided into 470 subject categories based on those created by Mr. Warshaw. These subject categories include topical subjects, types or forms of material, people, organizations, historical events, and other categories. An overview to the entire Warshaw collection is available here: Warshaw Collection of Business Americana