- JAMES LEFFEL LETTERHEAD, CIRCA 1944.
- 4
- The London hydro-electric power plant
- Woodward... At the Heart of the System Since 1870.
- 8
- Ad showing a Woodward compensating type governor application from 1917.
- ALLIS-CHALMERS MFG COMPANY
- WGC SIZE D SN 4341
- WOODWARD GOVERNOR UNITS IN THE LOCKPORT POWER HOUSE.
- WOODWARD GATE SHAFT TYPE WATER WHEEL GOVERNOR HISTORY.
- Water Turbine Plant.
- GENERATION PAGE 5.
- Elmer Woodward installing a new Woodward size D governor in 1904 at the Lachine Canal power house -la
- IMPROVEMENT IN WATER GOVERNOR CONTRAPTION, CIRCA 1887. AD.
- WOODWARD-STATE OF THE ART CONTROLS FOR HYDRO UNTIL THE YEAR 2000.