- Page 6..
- Page 8.
- Page 7.
- WOODWARD HYDRAULIC GOVERNOR HISTORY PAGE 2.
- WOODWARD HYDRAULIC GOVERNOR HISTORY PAGE 3.
- WOODWARD HYDRAULIC GOVERNOR HISTORY PAGE 4.
- WOODWARD GOVERNORS.
- WOODWARD HYDRAULIC GOVERNOR HISTORY PAGE 5.
- DATA SERVICE.
- DATA SERVICE.
- Woodwardology on the world wide web.
- The Nordberg Company product history.
- Page 8.
- Nordberg diesel engine with a Woodward type IC diesel governor
- DATA SERVICE.