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 papers of art historian and museum director Wilhelm Reinhold Valentiner measure 6.9 linear feet and date from 1853 to 1977. Found within the collection are biographical materials, including information on the Lepsius and Valentiner families; correspondence with family, friends, art collectors, and art historians; seven diaries; additional writings and notes; printed materials; three clippings scrapbooks; artwork in the form of prints and woodcuts; and photographs of Valentiner and his family and friends, including two photograph albums.

The Flora S. Kaplan papers document her field work, research, and professional activities from 1951-2012 (bulk 1969-2012) and primarily deal with her work as the director and founder of New York University's Museum Studies program and her field work in Benin and Mexico. The collection consists of correspondence, research files, book files, photographs, sound recordings, ephemera, and writings.

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 collection consists of correspondence, appointment books, business records, music manuscripts, sound recordings, photographs, and ephemera documenting the activities of Duke Ellington and the management of Tempo Music, Incorporated. There is a small amount of material relating to the Ellingotn family.

The Ankrum Gallery records measure 41.5 linear feet and date from circa 1900 to circa 1990s, with the bulk of the records dating from 1960 to 1990. The papers include over 395 artists files, general gallery correspondence, project files, administrative records, exhibition files, collector and client files, financial material, printed material, 1 unbound scrapbook, and photographs. Also included are personal papers of gallery founder Joan Ankrum and her nephew, artist Morris Broderson.

The papers of art historian and writer Peter Howard Selz measure 31.5 linear feet and 0.696 GB and date from 1929 to 2018, with the bulk of the materials from 1950 to 2005. The papers document Selz's long career via correspondence, writings, professional files, project files, membership and association records, artists' research files, exhibition files, personal business records, printed and digital materials, and nine scrapbooks.

The oral histories in this collection were conducted as part of the research for an exhibition exploring the history of neighborhood change and civic activism in the nation's capital. Focused on the dynamic histories of six DC neighborhoods—Adams Morgan, Anacostia, Brookland, Chinatown, Shaw and Southwest—the exhibition recounted the story of these communities through the eyes of the Washingtonians who helped shape and reshape the city in extraordinary ways. The exhibit was organized by the Anacostia Community Museum and curated by Samir Meghelli. The audio and video interviews were conducted between 2016-2018.

This collection is primarily the work of one individual, Donald Harvey Sultner, known professionally as Donald Sultner-Welles (1914-1981). The collection forms a written and visual record of Sultner's family, life, and career from 1913-1980. Its major strength is Sultner's photographic documentation of the world during his travels, ca. 1950-1980. W...

This collection is comprised of photographic and manuscript materials, primarily created by Eliot Elisofon to document his travels and work. The images portray many aspects of African life and culture including agriculture, wildlife, archaeology, architecture, art and artisans, children, cityscapes and landscapes, leaders, markets, medicine, recreation, ritual and celebration, and transportation. The manuscript materials include correspondence, essays, clippings, puobligations, notes, research, and itineraries.