The collection consists of correspondence, invoices, drawings, photographs, and negatives and other printed literature documenting the Baltimore and Ohio Railroad from its inception in 1827 to its merger with the Chesapeake and Ohio Railroad in the 1960s.

The major part of the collection, series 1-4, contains nearly 28,000 glass plates, including original stereoscopic negatives, interpositives, and both negative and positive non-stereoscopic plates used to produce lantern slides and paper prints. The photographs were taken all over the world. The majority are from the Underwood & Underwood active fi...

The Thomas Warren Sears Photograph Collection documents examples of the design work of Thomas Warren Sears (1880-1966), a landscape architect and amateur photographer from Brookline, Massachusetts. Sears, who was based for most of his career in Philadelphia, designed a variety of different types of landscapes ranging from private residences, schools, and playgrounds to parks, cemeteries, and urban housing developments located primarily in Pennsylvania, Maryland, and New York. In addition to some of Sears' design work, images in the collection document Sears' domestic and foreign travels, design inspirations, and family. The collection includes over 4,800 black and white negatives and glass lantern slides dated circa 1899 to 1930. While most images show private and public gardens, there are a significant number of unidentified views and views photographed in Europe during two trips he took there in 1906 and 1908. Few images are captioned or dated. In addition, there are over 50 plans and drawings, most notably for Balmuckety in Pikesville, Maryland and Reynolda in Winston-Salem, North Carolina, and 3 monographs by or about Sears.

This collection documents, in correspondence, publications, forms, paperwork, drawings, newspaper clippings, diplomas and photographs, the operations and products of the Frick Company of Waynesboro, Pennsylvania, manufacturers of steam-powered engines (portable, stationary, and traction), sawmills, threshing machines, grain separators and other mechanized agricultural harvesting implements, refrigeration, mechanical cooling systems, and ice making plants, from its founding in 1852 through 1961.

The archivist has arranged the collection into five separate series: Series 1: CAR BUILDERS, arranged alphabetically by company or individual. Series 2: EQUIPMENT - ROLLING STOCK, arranged in two sections: alphabetically by White's heading: Articles in Progress and alphabetical by type of railroad car under White's heading: Research Files for Book ...

Collection includes historic photographs, slides and films on subjects relating to all aspects of the petroleum industry, including exploration, drilling, refineries, tankers, pipelines, automobiles, trucks, aviation, refueling, buildings, coal, gasification, plants, mining, surface mining, fields, land reclamation, coastal zone management, corporate public service, educational programs, crude oil, deepwater ports, and watercraft It also documents numerous products other than gasoline produced by the petroleum industry, such as propane, lubricants, heating oil, and plastics.

The Smithsonian Institution Festival of American Folklife, held annually since 1967 on the National Mall in Washington, D.C., was renamed the Smithsonian Folklife Festival in 1998. The materials collected here document the planning, production, and execution of the annual Festival, produced by the Smithsonian Center for Folklife and Cultural Heritage (1999-present) and its predecessor offices (1967-1999). An overview of the entire Festival records group is available here: Smithsonian Folklife Festival records.

Print advertisements covering almost the entire history of Ivory Soap, including advertisements designed by artists including Jesse Wilcox Smith, Elizabeth Shippen Green, and J. C. Leyendecker.

The collection is the result of research conducted by Dr. Alixa Naff relating to the study of the early Arab immigrant experience in the United States from about 1880-World War II. The study began with oral history interviews in 1962 and became a major project in 1980 with a grant from the National Endowment for the Humanities. It documents the assimilation of Arabic speaking immigrants in the United States.

The Smithsonian Institution Festival of American Folklife, held annually since 1967 on the National Mall in Washington, D.C., was renamed the Smithsonian Folklife Festival in 1998. The materials collected here document the planning, production, and execution of the annual Festival, produced by the Smithsonian Center for Folklife and Cultural Heritage (1999-present) and its predecessor offices (1967-1999). An overview of the entire Festival records group is available here: Smithsonian Folklife Festival records.