Collection documents, primarily through printed publications, Rudolph Hering's work on waste disposal, drainage, water flow of rivers, sanitary and hydraulic engineering, and municipal sewage systems in the United States and in other countries.

Photographs of geologic features and the natural environment of the American West, Alaska, and Mexico, most of which were created during government surveys and the expansion of railroads during the 1800s. There are also photographs collected and made by individuals who worked or traveled in the west. Depicted locales include Alaska, Arizona, Brit...

The papers of sculptor Hiram Powers measure 12.4 linear feet and date from 1819 to 1953, with the bulk of the material dating from 1835 to 1883. Over two-thirds of the collection consists of Powers' correspondence with business associates, purchasers of his artwork, and numerous friends in the United States and Florence, Italy. Of note is Powers' "Studio Memorandum," from 1841 to 1845, which contains dated notations of letters written, receipts and expenditures, business contacts, works in progress, commissions and price quotations for work, comments on problems encountered during studio work, and other notes. Additional papers include scattered biographical material, financial and legal records, printed materials, photographs of Powers, his family, artwork, as well as an extensive collection of carte de visite and cabinet card portraits of many notable figures. Also found is a small amount of artwork by Powers and others, a scrapbook, and two autograph and memorabilia albums.

These records document the governance and programmatic activities of the Museum of the American Indian/Heye Foundation (MAI) from its inception in 1904 until its sublimation by the Smithsonian Institution in 1990. The types of materials present in this collection include personal and institutional correspondence, individual subject files, minutes and annual reports, financial ledgers, legal records, expedition field notes, research notes, catalog and object lists, publications, clippings, flyers, maps, photographs, negatives and audio-visual materials. These materials span a varied range of subjects relating to the activities of the museum which are more fully described on the series level.

The Scurlock photographic studio was a fixture in the Shaw area of Washington, D.C. 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). Subseries 4.6 consists of black and white silver gelatin negatives. An overview to the entire Scurlock collection is available here: Scurlock Studio Records

The papers of sculptor, painter, and printmaker John Henry Bradley Storrs measure 20.44 linear feet and date from 1790-2007, with the bulk of the papers dating from 1900 to 1956. The collection contains biographical material, correspondence, personal business records, forty-eight diaries of John Storrs, a few diaries of other family members, additional writings, printed material, photographs of Storrs and his family and friends, artwork, scrapbooks, estate records, and video recordings. Correspondence includes that of John Storrs, Marguerite Storrs, and the Storrs family.

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 Scurlock photographic studio was a fixture in the Shaw area of Washington, D.C. 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). Subseries 4.12 materials primarily document clients of the Scurlock Studio that were organizations and the images depict those groups' and organizations' activities. An overview to the entire Scurlock collection is available here: Scurlock Studio Records

The vast majority of the negatives are individual portrait sittings but there are some family and group portraits. The box numbers in the finding aid are the old freezer box numbers and are not reflective of the physical number of boxes; when the negatives were rehoused, the physical number of boxes were reduced and the old freezer box numbers were...

The materials document the orders placed by the clients of the Scurlock Studio. The photographs primarily depict individual portrait sittings but there are also portraits of children, groups, and other subjects.