- WOODWARD PGE DIESEL ENGINE GOVERNOR.
- WOODWARD HYDRAULIC GOVERNOR HISTORY.
- WOODWARD GOVERNORS AT WORK
- WOODWARD GOVERNOR COMPANY'S CATALOGUE M.
- Woodward Governor Company patent number 2,209,987.
- Woodward Governor Company patent number 2,209,987.
- Woodward Governor Company history.
- Woodward Governor Company history.
- Woodward Governor Company history.
- Woodward Governor Company history from the archives.
- WOODWARD GOVERNOR COMPANY DOCUMENT NUMBER 25005A
- Woodward Company history from the archives.
- Woodward Company history from the archives.
- Woodward Company history from the archives.
- WISCONSIN RIVER OF HISTORY