- Woodward Prime Mover Control History. 4.
- Woodward Prime Mover Control History. 3.
- Woodward Prime Mover Control History. 2.
- Wisconsin Hydro history. Page 6.
- Wisconsin Hydro history. Page 5.
- Wisconsin Hydro history. Page 4.
- Wisconsin Hydro history. Page 3.
- Wisconsin Hydro history. Page 2.
- WGC PMC JANUARY 1989.
- United States Hydroelectric Power House Market Share for the Woodward Governor Company, circa 1991.
- The Woodward Governor Company's Hydro market share before they sold out to the General Electric Company.
- The Woodward Governor Company's Hydro Market before selling out to the General Electric Company.
- The Woodward Governor Company's Hydro Market before selling out to the General Electric Company.
- The Woodward Governor Company's Hoover Dam Cabinet Actuator Governor from Shop Order H201, circa 1937.
- THE WATER POWERS OF WISCONSIN.