The collection measures 20.8 linear feet, dates from 1885 to 1991 (bulk dates 1908-1986) and documents the career of lithographer, teacher, and painter Prentiss Taylor. The collection consists primarily of subject/correspondence files (circa 16 ft.), reflecting Prentiss' career as a lithographer and painter, his association with figures prominent in the Harlem Renaissance, notably Carl Van Vechten and Langston Hughes, his activities as president of the Society of Washington Printmakers and other art organizations, his work in art therapy treating mental illness, and his teaching position at American University. The subject files contain mostly correspondence, but many include photographs and printed material. Also included are biographical, financial, legal and printed material; several hundred photographs; notes and writings; sketchbooks, drawings and a few prints by Taylor; and scrapbooks dating from 1885-1956.

The Eleanor Weller Collection dates from circa 1978-2006 and consists of photographic images and research files relating to The Garden Club of America's Slide Library of Notable American Parks and Gardens (later donated to the Smithsonian Institution as The Garden Club of America Collection) and the book, The Golden Age of American Gardens: Proud Owners, Private Estates, 1890-1940, co-written by Weller and Mac Griswold, as well as thousands of photographic images of historic and contemporary gardens compiled or taken by Weller. Materials include correspondence, research notes, clippings, brochures, lecture scripts, photocopied images from archival repositories, and original and duplicate 35mm slides.

The J. Horace McFarland Collection includes over 3,100 photographic images of private and public gardens throughout the United States, as well as some from foreign countries, dating from 1899 to 1963. Many of these images, generated for Mount Pleasant Press (later the J. Horace McFarland Company), were used to illustrate trade catalogs published by the firm as well as journal and newspaper articles. The collection also contains color records that were used as reference aids during the printing process, plant patents, and various publications of the McFarland Company.

These records pertain to the exhibitions of the Cooper-Hewitt Museum, beginning with the first held under the auspices of the Smithsonian, Immovable Objects/Lower Manhattan from Battery Park to the Brooklyn Bridge, which opened in June 1975, and ending with Louis Sullivan: The Function of Ornament, which closed in September 1987. In addit...

The Lewis & Valentine Company Collection contains records of the Lewis & Valentine Company dating from 1916 to 1971 including photographs, negatives, brochures, books, trade catalogs, company papers, letters from clients, customer lists and a history of the company written by Harold Carman Lewis. Photographs document the Rodin Museum in Philadelphia, estates in Long Island, New York, and the properties of Hugh D. Auchincloss, Eugene du Pont, Walter P. Chrysler, Otto H. Kahn, F. W. Woolworth, Pierre S. du Pont (Longwood Gardens), Charles M. Schwab and Edward T. Stotesbury. This collection contains only a sampling of the records of Lewis & Valentine and should not be considered comprehensive.

These records constitute the morgue files for the Science Service, and as such contain past articles, press releases and other materials produced by the Science Service. In addition are supplemental photographs, news clippings, scientific papers and articles, obituaries and related topical information. Files are categorized according to Libra...

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.

The personal papers of Charles Lang Freer, the industrialist and art collector who founded the Freer Gallery of Art. The papers include correspondence, diaries, art inventories, scrapbooks of clippings on James McNeil Whistler and other press clippings, and photographs.

Original documents and papers generated by William J. Hammer and by various companies and individuals with whom he was associated. Includes material related to the research and inventions of Edison, Bell, Tesla, the Curies, etc.

The Isabelle C. Greene Collection includes 35mm slides that document select gardens designed by landscape architect Isabelle C. Greene.