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Ludlow Valve Manufacturing Company Records, ca. 1888-1950

Creator:
Ludlow Valve Manufacturing Company
Collector:
History of Technology, Division of, NMAH, SI
Mechanical and Civil Engineering, Division of [former name], NMAH, SI
Subject:
Ludlow, Henry G
Rennselaer Valve Company
Physical description:
10 cu. ft.; 0.283 cu. meters
Type:
Drawings
Collection descriptions
Card files
Blueprints
Place:
Troy (N.Y.)
Date:
1888
1950
ca 1888-1950
Notes:
The Ludlow Valve Manufacturing Company of Troy, New York, was founded in 1861 by Henry G. Ludlow, and eventually became the largest valve manufacturer in the United States. In 1954, it merged with the Rennselaer Valve Company, another Troy firm, some of whose records are also included here.
Summary:
These records contain drawings, blueprints, and a patent card file dealing with products of the Ludlow Valve Manufacturing Company and the Rensselaer Valve Company including valves, spur gears, fire hydrants, hydraulic cylinders, motor unit brackets, extension shafts, and gear box bushings, 1888-1917, 1943-1945. Also included are Western Gas Construction Company drawings of valve grinding machines, bearings, cylinder heads, and gear details, 1924-1925.
Cite as:
Division of the History of Technology, National Museum of American History
Topic:
Valves
Hydrants
Grinding machines
Bearings (Machinery)
Data Source:
Archives Center - NMAH

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