- JOHNSON HYDRAULIC VALVES.
- A vintage machine shop manufacturing history project about the hydro-electric power plant Industry.
- Largest Reaction Turbine Runner Yet Built in the West.
- A Vintage Machine Shop Manufacturing History Project.
- A vintage Water Wheel Governor Manufacturing History Project. Page 1.
- Sectional view of a hydraulic water wheel governor.
- Page 2 of the artical.
- A Water Wheel Governor with the cover removed.
- Page 3.
- A typical governor installation on a horizontal turbine water wheel unit.
- The new Woodward horizontal compensating water wheel governor.
- Elmer Woodward's new horizontal compensating water wheel governor, circa 1903.
- The Reploge Relay Water-Wheel Governor.
- The Reploge Hydraulic Water Wheel Governor. Page 2.
- A vintage Water Wheel Governor Manufacturing History Project.