- On the Woodward Governor shop floor ready for up grading.
- Oconto Falls Wis 1908
- Look out building.
- Casting for the governor gate setting dial found in the scrap bin by the hand full.
- Kingsbury amp Davis Machine Co 1945
- Mossyrock Dam
- APPLETON WISCONSIN HISTORY.
- Woodward Governor Company letterhead from 1918.
- A HOOVER DAM HISTORY PROJECT. U.S DEPARTMENT OF THE INTERIOR BUREAU OF RECLAMATION.
- REFERENCES. 2.
- The hydro turbine generators inside the Mill City power house.
- The smallest type of a Woodward water wheel governor
- Woodward Governor Company's 1905 catalogue.
- Caterpiller Diesel Electric Engines in 1944
- Cherokee MFG Company letter