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- Inside the hydro-electric power house.
- Elmer Woodward's new hydraulic governor developed and patented in 1912. Patent number 1,106,434.
- A Woodward hydraulic turbine gate shaft type water wheel governor schematic.
- Woodward history is fun!
- How does a Woodward Oil Pressure water wheel governor work?
- An oil pressure(hydraulic) relay valve turbine water wheel governor system.
- Page 31 showing Woodward hydraulic governor controls.
- GEN2 041
- Page 29.
- GEN2 040
- Page 27.
- GEN2 039
- Page 25.
- GEN2 038
- Page 23.