Ross Winans Letterbook
Letterbook contains copies of 417 business letters, arranged chronologically, relating to the manufacture and sale of railroad equipment including locomotive engines, tenders, and car wheels. These letters were replicated in a process similar to carbon copies in an almost perfectly uniform handwriting.
Parsons, Brinckerhoff, Quade and Douglas Records
5 Cubic feet (11 boxes)
Collection documents the engineering firm of Parsons, Brinckerhoff, Quade and Douglas through reports prepared for a variety of clients.
John A. Roebling Collection
Roebling, Ferdinand W. (Ferdinand William), 1842-1917
John A. Roebling's Sons Company
Roebling, John Augustus, 1806-1869
Collection documents the work of the John A. Roebling's Sons Company, builders of bridges. The materials consist primarily of photograph albums documenting some of the bridges, tramways, ski lifts and chair lifts that Roebling's Sons Company was involved with. The documentation also includes specifications, patents, and reference materials about the engineering process of building bridges and bridges in general.
Electricity and Modern Physics Photonegatives
Photographic negatives and some glass plate negatives depicting subjects relating to the Division of Electricity and Modern Physics' artifact collections and research interests. Negatives include portrait photographs of engineers (Marconi, Tesla, Bell, and Zworykin), images of radios, telegraphy equipment, and phonographs.
These records chiefly document the operations of the Division of Transportation from its creation in 1957, and the operations of the Section of Land Transportation, 1946-1957. Lesser amounts of records relate to the administration of the land transportation collections prior to 1946 and to the marine transportation collections before 1957. Included are correspondence and …
Royce L. Beers Papers
Collection documents stokers and fuel burners and includes patents, awards, articles, notebooks, graphs, drawings, tables, and company publications.
Emmet Mercury Boiler Records
Foster Wheeler Corporation
Stone and Webster.
General Electric Company
The Emmet Mercury Boiler Records contains information about General Electric Company and Hartford Electric Light Company's development, installation, and use of William Le Roy Emmet's mercury boiler units. The mercury boiler units used mercury fluid along with steam power to improve cycle efficiency in converting coal or oil to electric power. The collection contains articles, news clippings, reports, instruction manuals, log books, data sheets, photographs, and drawings related to the experimental unit installed at Dutch Point, Connecticut, and the first commercial use of a mercury boiler at the South Meadow Station in Hartford, Connecticut.
New York Central Railroad Valuation Negatives
New York Central Railroad Company
The collection consists of photographic negatives relating to a valuation study of the New York Central Railroad dating from 1914 to 1923.
Nelson Dickerman Papers
Papers relating to the career and life of mining engineer Nelson Dickerman: letters, photographs, clippings and diaries kept during his mining career. Much of the material is personal, rather than professional, relating to Dickerman's family and children. Family photographs include baby books.
Anders K. Bak Papers
Bak, Anders K., 1892-
The collection contains papers assembled by Anders K. Bak, a Danish mechanical engineer and employee of the Detroit Edison Power Company. The papers include personal correspondence concerning the American Society of Mechanical Engineers; papers on the Parsons Steam Turbine; papers and blueprints on work done at the Barton Power Station in Manchester, England; and Detroit Edison Company background material, blueprints, articles, power plant test reports, information and data.