The Emmet Family papers document the lives and careers of two generations of the Emmet family from New Rochelle, New York and Stockbridge, Massachusetts, whose artistic talents flourished during the later 19th through the mid-20th centuries. The collection dates from 1792 to 1989, with the bulk of the material dating from 1851-1989, and measures 9.1 linear feet. Through biographical material, two diaries, correspondence, writings and notes, exhibition files, business records, printed material, two scrapbooks, artwork, and photographs of family, friends, exhibitions, and artwork, the papers provide both a rich overview and detailed insights into the daily lives, relationships, and careers of many members of the family. The collection focuses in particular on sisters Lydia Field Emmet, Jane Erin Emmet de Glehn, and Rosina Emmet Sherwood, their mother, Julia Colt Pierson Emmet, and their cousin Ellen Gertrude "Bay" Emmet, all noted painters and illustrators.

The Francis Davis Millet and Millet family papers measure 3.3 linear feet and are dated 1858-1984, with a few scattered early eighteenth-century items, such as legal documents and printed matter. The bulk of the materials dates from 1858 to 1955. Found are biographical materials, diaries/journals, family letters, notes and writings, art work, printed matter, miscellaneous records, and photographs documenting Millet's wide-ranging artistic and writing career and personal life, including his death aboard the Titanic. Also of interest are approximately twenty ink caricatures attributed to John Singer Sargent.

The Andy Nasisse files relating to self-taught artists measure 0.8 linear feet and date from 1979 to 1986, with additional undated materials. Included are artist files on twenty-five self-taught artists. Files consist primarily of black and white photographs of artists, their artworks, and photographs of unidentified artworks. Also included is a letter discussing artist Howard Finster's first dealer, Jeffrey Camp, and in which Nasisse offers his advice to Finster to limit production of his work. An audio recording of an interview with Miles Carpenter conducted by Nasisse, and a documentary about J. B. Murray, A Video Documentary of an Artist and His Work, are also present in these files. The documentary features many of Murray's paintings and drawings, as well as his comments on his art and visions. The artists included in the files are Eldren M. (E. M.) Bailey, Miles Carpenter, Tessie Carroll, Emanuel "Litto" Damonte, Samuel Perry (S.P.) Dinsmoor, Sam Doyle, John Ehn, Howard Finster, Laura Pope Forrester, Dilmus Hall, Irene Hall, Bessie Harvey, St. EOM (Eddie Owens Martin), Jeff McKissack, John Milkovitch, J. B. Murray, Grandma Tressa Prisbrey, Dow Pugh, W.T. Ratcliffe (or Ratliff), William Carlton Rice (Mr. Rice), Royal Robertson, James "Son Ford" Thomas, Mose Tolliver, Frank van Zant (Chief Rolling Mountain Thunder), and Brother Joseph Zoetl.

Manuscript and printed textual material, photographic prints and negatives, slides, audio tapes, film, original and reproduction artwork, maps, scrapbooks, and historical and natural artifacts related to the history of African exploration and natural history, dating primarily from the nineteenth and twentieth centuries. Includes correspondence, drafts of publications, diaries, account books, ephemera, posters, newsclippings, biographies, memoirs, portraits, and the former personal property of selected explorers, big game hunters, missionaries, pioneers, and naturalists in Africa.

Miscellaneous documents and photographs related to the scientific careers of members of the Draper family. Includes publications of the University of the City of New York, with which the Drapers were associated, reprints of papers by John William Draper, F. Melloni, John C. Draper, and Henry Draper, publications of the New York Meteorological Observatory, photographs of the observatory, rare scientific photographs, including photomicrographs (paper prints) by the Drapers, correspondence addressed to Daniel Draper, certificates, diplomas, and other documents.

The Berryman family papers measure 11.4 linear feet and date from 1829 to 1984, with the bulk of the material dating from 1882 to 1961. The collection presents a good overview of the careers of Washington Star cartoonist Clifford Berryman, his daughter, Star art critic, Florence, and to a lesser extent, son Jim Berryman.

These papers reflect the professional lives of Alice Cunningham Fletcher (1838-1923), an ethnologist with the Peabody Museum of Harvard and collaborator with the Bureau of American Ethnology, and Francis La Flesche (1856-1923), an anthropologist with the Bureau of American Ethnology. Due to the close professional and personal relationship of Fletcher and La Flesche, their papers have been arranged jointly. The papers cover the period from 1874 to 1939. Included in the collection is correspondence, personal diaries, lectures, field notes and other ethnographic papers, drafts, musical transcriptions, publications by various authors, maps and photographs.

The papers of historian Henry P. Whitehead measure 156.91 linear feet and date from 1843 to 2010 (bulk 1945-1986). The collection documents Whitehead's careers, as well as his family and personal life. The collection also includes the personal papers of Tomlinson D. Todd, Elizabeth B. Delaney and the Howard Theatre Foundation. The combined collection is comprised of black theatrical memorabilia; materials relating to civil rights activities in the District of Columbia; and the African American experience in general. Included are playbills, sheet music, admission tickets, newspapers, magazines, books, photographs, clippings, flyers, brochures, pamphlets, sound recordings, research files, and other material.

Papers documenting the farming and family life of the Robinson family of Prince George's County and after 1975, Charles County, Maryland. Papers documenting the farming and family of the Via family of Greene County, Virginia, Washington, D.C., Prince George's and Calvert Counties, Maryland, by 1949.

The papers of folk art collector and museum curator Herbert Waide Hemphill date from 1776-1998, bulk 1876-1998, and measure 26.7 linear feet. Found within the papers are biographical materials, personal business records, files documenting his collecting, writings, art work, minutes of meetings, a scrapbook, printed material including exhibition and auction announcements and catalogs, and miscellaneous artifacts. The collection also contains numerous photographs of Hemphill, family members, his residences, friends and colleagues, exhibitions, travel, and art work. Sound and video recordings include interviews of Hemphill.