Founded in 1847 by Jerome I. Case to make threshing machines. Reorganized as J. I. Case & Co. in 1863 when thresher maker Jerome I. Case took on three new partners. Incorporated as J. I. Case Threshing Machine Co. in 1880. Steam
Portable Engines were made in the 1870"s. Steam Traction Engines were manufactured between 1884 & 1925.
The company also produced stationary gas engines designed by J. W. Raymond 1893-1896; They re-entered the gas engine business for a short time in 1913 and again in the 1920's.
- Listed in C. H. Wendel's The Circular Sawmill, which shows several examples of Case circular sawmills, and critiques some of their design features.
American Steam Engine Builders: 1800-1900 by Kenneth L. Cope, 2006 page 50
- 1895 catalog.
A Source Book of Traction Engines by Denis Miller, 1983 page 122
Steam Power on the American Farm by Reynold M. Wik, 1953 pages 252 & 254
- American Gasoline Engines Since 1872 by C. H. Wendel, Volume #1, 1983 pages 83-84
- The Steam Tractor Encyclopedia by John F. Spalding & Robert T. Rhode, 2011 pages 129-130