- Woodward catalogue page from 1918.
- The new Woodward Hydraulic Governor, circa 1914.
- Elmer E Woodward's new hydrauic governor for turbine water wheels.
- RELAY-VALVE OIL PRESSURE GOVERNOR MANUAL FROM 1912.
- Woodward VR series turbine water wheel governor.
- Woodward VR series Oil Pressure water wheel governor.
- STATE OF THE ART ENERGY CONTROLS SINCE 1870.
- 76f48f91e8e856d13353760230e77763
- Woodward Governor Company controls in a 1921 S. Morgan Smith Company catalog..
- 7
- 6
- 5
- 4
- 3
- 2