Collection consists of two bound volumes of mechanical engineering laboratory reports written by Hartung while he was a student at Cornell University.
This collection contains pamphlets and papers, collected by Hering, on waste disposal, m
Photographs Plowden took of bridges, aqueducts and viaducts all over the United States and a few in Canada. The photographs are of various types of bridges: truss, suspension, covered. Some photographs feature close-up details of architectural elements, such as arches, chains, towers and ornamentation.
Approximately one hundred fifteen glass negatives of diesels.
Three volumes of business records from the Cordelia Furnace, Cordelia, Pennsylvania, and its store.
Approximately 350 stereo cards of engineering subjects, such as bridges, tunnels, lighthouses, canals, quarries, etc., including both U.S. and foreign subjects.
Materials relating to bridge construction in California. Includes a set of drawings for the San Joaquin River Bridge, Mossdale, California (1924), a California Division of Highways Bridge Department Manual (1931), and booklets by the California Highway Commission containing contracts and specifications for the construction of bridges on state highw...
One cubic foot of reports on tunnels, including several in the New York subway system.
An album entitled "With Edison in Schenectady". It contains captioned photographs of subjects such as building exteriors and interiors, staff members, the power station, generators, close-ups of machines, and scenes of the factory floor. It was compiled and published by William H. Butler.
Scrapbooks kept by Reed (and by his wife after his death) on the subject of bridges. Contents of the scrapbooks vary, and include postcards, photographs with detailed captions, stickers, articles, and clippings. One set of scrapbooks relates to covered bridges, another set relates to all other types of bridges. The scrapbooks are arranged by locati...