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- A Woodward Relay Valve Oil Pressure Turbine Water Wheel Governor Application.
- Woodward factory photo of their new relay valve oil pressure governor.
- WOODWARD S NEW TYPE OF OIL PRESSURE WATER WHEEL GOVERNOR GATESHAFT TYPE CIRCA 1917-xx
- Woodward Oil Pressure Waterwheel Governor first manufactured in 1912 -xx
- ELECTRICAL WORLD ADVERTISEMENT FROM 1914.
- A MODERN TURBINE WATER WHEEL GOVERNOR.
- A MODERN TURBINE WATER WHEEL GOVERNOR.
- Woodward Governor Company advertisement history.
- WOODWARD GATE SHAFT TYPE GOVERNOR BULLETIN HISTORY.