Demonstration Model of a Corliss Mill Steam Engine, ca 1875

Demonstration Model of a Corliss Mill Steam Engine, ca 1875

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This is a model of a steam engine utilizing the Corliss patent design for an automatic cutoff gear. George H. Corliss was a prolific inventor of steam technology in the middle 1800s and was the founder of the Corliss Steam Engine Company. His engines were used worldwide, and his designs were adopted by other engine manufacturers. Other examples of Corliss engines and patent models of his cutoff gear inventions can be found at
The model was built in the Corliss works about 1875 and was used for demonstration and promotion. The model is very detailed, to include a working fly ball governor with its linkage for controlling the advance of the cutoff gear. It is made of bronze and steel and is mounted on a silver plated steel base.
Object Name
Engine, Steam, Case
engine, steam, Corliss, model
date made
ca 1880
Physical Description
wood (case material)
overall: 41 1/2 in x 16 in x 16 in; 105.41 cm x 40.64 cm x 40.64 cm
drive gear: 8 1/2 in; x 21.59 cm
ID Number
catalog number
accession number
Credit Line
Gift of Division of Engineering, Brown University, Providence, Rhode Island
Steam Engines
See more items in
Work and Industry: Mechanical and Civil Engineering
Engineering, Building, and Architecture
Power Machinery
Exhibition Location
National Museum of American History
Data Source
National Museum of American History
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