- RELAY-VALVE OIL PRESSURE GOVERNOR MANUAL FROM 1912.
- Elmer E Woodward's new hydrauic governor for turbine water wheels.
- The new Woodward Hydraulic Governor, circa 1914.
- Woodward catalogue page from 1918.
- Ontario Hydro project history.
- The St. Lawrence River project.
- The Woodward Mill House dedication plaque.