- Woodward Governor Company's governor serial number catalogue page from 1937.
- From the oldwoodward.com archives.
- Elmer Woodward adapting his water wheel type governor to control a diesel engine.
- Vintage machine shop manufacturing history project.
- Vintage machine shop manufacturing history project.
- Vintage machine shop manufacturing history project.
- A vintage machine shop manufacturing history project.
- FAIRBANKS-MORSE COMPANY.
- The Fairbank-Morse Company's Woodward IC governor application.
- The newest vintage governor added to the oldwoodward.com prime mover control collection in August 2020.
- Vintage machine shop manufacturing history project.
- Brad's history pictures of the Woodward mill house and property in Stevens Point, Wisconsin.
- Vintage machine shop manufacturing history project.
- Woodward Governor Company advertisement history.
- The Woodward Governor Company's Hydro Division in Stevens Point, Wisconsin.