- Elmer Woodward's new hydraulic governor developed and patented in 1912.
- Elmer Woodward's new hydraulic governor. The full page advertisement from 1914.
- The latest vintage Woodward advertisement found and posted.
- A Woodward factory photograph of the size D vertical compensating water wheel governor
- INTRODUCTORY ON WOODWARD GOVERNORS.
- An original 1915 Directions and operating booklet for the size D governor system.
- A 1944 James Leffel Water Wheel blueprint drawing showing a Woodward size D governor.
- Closeup showing the application of the Woodward vertical model compensating governor.
- A James Leffel Water Wheel blueprint number 43640, circa 1944.
- A James Leffel Water Wheel blueprint number 43640, circa 1944.
- A James Leffel Water Wheel blueprint number 43640, circa 1944.
- A James Leffel Water Wheel blueprint number 43640, circa 1944.
- Is this Mill still standing? What happened to the Woodward governor?
- Just think of how many hours it took to draw this blueprint drawing back in 1944.
- A James Leffel Water Wheel blueprint number 43640, circa 1944.