- Patent page 5.
- SHOP ORDER NUMBER 3969, CIRCA 1928.
- Speer Products Company letter to Woodward, circa 1958.
- Speer Products Company letter. Page 3.
- Speer Products Company letter. Page 2.
- The Woodward Mill in Stevens Point, Wisconsin.
- The Woodward Standard type and c.ompensating type water Wheel Governors.
- What is a governor?
- Woodward Governor Company's horizontal water wheel governor
- Woodward Governor Company's horizontal water wheel governor
- Woodward Governor Company's horizontal water wheel governor
- Woodward Governor Company's horizontal water wheel governor application.
- Woodward Governor Company's Power Control pamplet from 1911
- WOODWARD GOVERNOR TABULATION DATA.
- Woodward history key to different fuel controls.