- Oldest Woodward governor catalog from 1908.
- Woodward Governor Company Actuator Governors.
- Woodward Water Wheel Governor Catalogue. Page 8.
- 9
- Woodward Governor Company Actuator Governors. 2.
- 8-xx
- Woodward Hydro Product History. 4.
- PRIME MOVER CONTROL HISTORY SAVED.
- WOODWARD GOVERNOR COMPANY SPEED CONTROL OF A PRIME MOVER CIRCA 1956-xx
- Woodward Hydro Product History. 5.
- Woodward Governor Company Actuator Governors. 3.
- A vintage postcard from 1930.
- Woodward Hydro Product History. 6.
- 9
- 3