Aetna Machine Works was founded in 1880 by Frank I. Freeman as a reorganization of the Douglas Machine Works and employed 18 hands in 1882. They made sawmills, pumps and 10 to 125 H. P. vertical & horizontal steam engines in the 1880’s. In 1888, they incorporated as the Aetna Machine Co. and
were bought by Lloyd-Booth Co. in 1892. The steam engine line was then sold to Totten & Hogg Iron & Steel Foundry Co.
Information Sources
- American Steam Engine Builders: 1800-1900 by Kenneth L. Cope, 2006 page 10