Biographical material; personal and business correspondence; travel diaries; journals; a sketchbook and other works of art; writings, including an autobiography; photographs; motion picture film and a video recording; business and financial records; and printed material.

Biographical documents, correspondence, notes, scattered business records, art work, photographs, video interviews, and printed material.

The Millard Sheets papers comprise 27.6 linear feet of material dating from circa 1907 to 2000 with bulk dates spanning 1956 to 1981. The collection documents Sheets's career as a designer, painter, and muralist, and his personal and professional interests through correspondence, writings, lectures, printed material, drawings, slides, photographs, and ephemera. A small addition donated 2018 by Carolyn Owen-Toole, Sheet's daughter. There is a 4.6 linear foot unprocessed addition to this collection donated 2018 that includes writings; sketchbooks and sketches; photographs and negatives of works of art, images of Millard Sheets and others; printed material, including two scrapbooks; and scattered correspondence regarding Sheet's projects.

The papers of California painter, printmaker, and art instructor Dorr Bothwell date from 1900-2006, and measure 10.6 linear feet and 1.72 GB. Found within the papers are biographical material, correspondence, personal business records, notes and writings, five diaries, art work and 19 sketchbooks, three scrapbooks, printed material, and print and digital photographs.

The papers of LeRoy Neiman measure approximately 70.5 linear feet and date from 1938-2005. The collection includes biographical materials, correspondence, project files, printed material and artifacts documenting the career of the American painter LeRoy Neiman.

The records of Modern Multiples printmaking workshop measure 25.2 linear feet and date from the 1970s to 2017. The collection contains administrative files related to the daily operations of the print workshop, gallery, and other associated businesses owned and operated by Richard Duardo. Also included are correspondence with artists and arts institutions, as well as some personal correspondence; project and artist files; printed material; photographic material, including photograph albums; artwork; and a small amount of material related to Richard Duardo, including biographical statements, a recorded interview, and journals.

The papers of New York City and Gainesville, Florida based painter Arnold Mesches (1923-2016) measure 13.6 linear feet and date from 1939-2015. The collection documents Mesches' politically-engaged career and work process through biographical material, correspondence, writings, gallery and exhibition files, project files, subject files, teaching files, personal business records, printed material, and photographic material. Project files comprise a bulk of the collection and include grant files, activism files, project notebooks, and over 100 art project files containing drawings, source material, and photographic material for individual artworks.

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 records of the Downtown Gallery date from 1824 to 1974 (bulk 1926-1969) and measure 109.56 linear feet. The records present a comprehensive portrait of a significant commercial gallery that operated as a successful business for more than forty years, representing major contemporary American artists and engendering appreciation for early American folk art. There is an unprocessed addition to this collection dating circa 1970 of a single financial/legal document.

The records of the Office of Program Support, National Museum of American Art, 1965-1981, with related records from 1947, were received in the Archives from 1981 through 1994.