A New York bookseller, Warshaw assembled this collection over nearly fifty years. The Warshaw Collection of Business Americana: Tunnels forms part of the Warshaw Collection of Business Americana, Subseries 1.1: Subject Categories. The Subject Categories subseries is divided into 470 subject categories based on those created by Mr. Warshaw. These subject categories include topical subjects, types or forms of material, people, organizations, historical events, and other categories. An overview to the entire Warshaw collection is available here: Warshaw Collection of Business Americana
The papers contain correspondence, reports, drawings, blueprints, cost estimates, contracts, specifications, regulations, legal documents, photographs, profiles, diagrams, clippings, and publications concerning projects which Forgie worked on, especially the Holland and Lincoln Tunnels, the Midtown Hudson Tunnels in New York City. Also included are...
One cubic foot of reports on tunnels, including several in the New York subway system.
This collection consists of drawings and reports relating to XB-70 Wind Tunnel Model, 1970.
The supercritical wing concept was developed by Dr. Richard T. Whitcomb of the NASA Langley Research Center in Hampton, Virginia. Whitcomb's airfoil was designed to delay formation of shock waves at high speeds.
These records include sketches, drawings, blueprints, contracts, and reports relating to highway and railroad bridges, tunnels, subways, mine shafts, canals and waterways, dams, concrete buildings, concrete construction, derricks and derrick barges, cranes, caissons and caisson construction, air locks, pumps, jacks, engines, and turbines; also phot...
This collection consists of original aircraft, engine, and equipment log books of aircraft operated by NACA and NASA from Langley Research Center. Each log represents a history of the aircraft/engine/equipment from its manufacture, through its pre-NACA/NASA service, and during its operation by that agency.
Lantern slides relating to various engineering and mining subjects.
Approximately 350 stereo cards of engineering subjects, such as bridges, tunnels, lighthouses, canals, quarries, etc., including both U.S. and foreign subjects.
The collection includes engineering reports, contract specifications, construction photographs, and drawings for South Park Commissioners and Chicago Park District projects, 1927, 1931, 1935-1940; Ohio Turnpike projects, 1951; railway bridges, 1953-1954; and Northern Illinois Toll Highway projects, 1954-1956. Also included are a copy of Smith's the...