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 Smithsonian Institution Festival of American Folklife, held annually since 1967 on the National Mall in Washington, D.C., was renamed the Smithsonian Folklife Festival in 1998. The materials collected here document the planning, production, and execution of the annual Festival, produced by the Smithsonian Center for Folklife and Cultural Heritage (1999-present) and its predecessor offices (1967-1999). An overview of the entire Festival records group is available here: Smithsonian Folklife Festival records.

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 Department of Anthropology records contain administrative and research materials produced by the department and its members from the time of the Smithsonian Institution's foundation until today.

These records document the history of the Department of Aeronautics from 1966-1986, a period marked by intensive planning for the new museum, its construction and opening in July 1976, and the emergence of the National Air and Space Museum as a large and important bureau of the Smithsonian and the most visited museum in the world. At the begi...

The papers of architectural historian, author, critic, teacher, and museum director, Henry-Russell Hitchcock, date from 1919-1987 and measure 24.8 linear feet. Almost all of the collection is comprised of Hitchcock's correspondence files relating to academic research, teaching, curatorial interests, and professional associations. Letters are from prominent architectural historians, architects, artists, preservationists, museum directors and curators, and family and friends. Also found are two feet of writings by Hitchcock and others, scattered biographical information, printed material, and photographs of Hitchcock and architecture.

Papers documenting the life and career of bass player Leonard Gaskin, as well as documenting the numerous other musicians he was associated with in his long career. Gaskin's career encompasses a wide range of musical genres, including gospel, rock, folk, and Caribbean music. The papers include photographs, newspaper clippings, diaries, music manusc...

The papers of New York artist, critic, historian, writer, art consultant and curator Walter Pach, measure 20.7 linear feet and date from 1857-1980. The collection documents Pach's promotion of modernism through his role in the landmark 1913 Armory Show, his relationships with artists and art-world figures and his extensive writings on art. Records include biographical material, correspondence with family, friends and colleagues including noted artists, handwritten and edited versions of manuscripts by Pach, diaries and journals, business records, printed material, scrapbooks, sketchbooks and artwork by Pach and others, and photographs of Pach and his family, friends, and colleagues. The collection also includes 12 linear feet of selections from Walter Pach's library.

The Scurlock photographic studio was a fixture in the Shaw area of Washington, DC from 1911 to 1994, and encompassed two generations of photographers, Addison N. Scurlock (1883-1964) and his sons George H. (1920- 2005) and Robert S. (1916-1994). Series 1 primarily consists of black and white photographs, but also includes job envelopes, order forms, correspondence, notes, and other photographic materials such as negatives. An overview to the entire Scurlock collection is available here: Scurlock Studio Records.

The papers of Holger Cahill (1887-1960) date from 1910 to 1993, with the bulk of the material dating from 1910-1960, and measure 15.8 linear feet. The collection offers researchers fairly comprehensive documentation of Cahill's directorship of the Works Progress/Projects Administration's (WPA) Federal Art Project (FAP) in addition to series documenting his work as a writer and art critic. Material includes correspondence, reports, artist files, scrapbooks, printed material, and photographs.