- Woodward Governor Company's 1905 catalogue.
- Woodward Governor Company's 1905 catalogue.
- Woodward... At the Heart of the Energy Control System Since 1870.
- A Woodward standard size 3 water wheel governor.
- A Woodward water wheel governor nameplate.
- A Woodward water wheel governor in a junk yard ready. to be scrapped.
- Woodward Standard type water wheel governor
- Amos Woodward Company's size 3 water wheel governor.
- Amos Woodward's new friction water wheel governor in a hydro turbine company's product catalog.
- Amos Woodward's new friction water wheel governor, circa 1897.
- Page 48.
- Page 47
- Page 46.
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- 44