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- Woodward Oil Pressure Relay Valve Governor Manual.
- Woodward Oil Pressure Relay Valve Governor Manual, circa 1912.
- Two Woodward gate shaft governor control columns in the Midway Village Museum in Rockford, Ill.
- The Woodward Governor Company's Hoover Dam Cabinet Actuator Governor, circa 1937.
- The Woodward Governor Company's Hoover Dam Cabinet Actuator Governor from Shop Order H201, circa 1937.
- The Woodward Governor Company's Hoover Dam Cabinet Actuator Governor from Shop Order H201, circa 1937.
- The Woodward Governor Company manufactured their one-millionth governor in 1970.
- The last generation(1995) schematic drawing of the Woodward Governor Company's Turbine Water Wheel Governor system.
- The last generation(1995) schematic drawing of the Woodward Governor Company's Turbine Water Wheel Governor system.
- The last generation schematic drawing of the Woodward Governor Company's Turbine Water Wheel Governor system(gate shaft type).
- The Granite Creek Power Project letter, circa 1928. Page 2.
- The Granite Creek Power Project letter, circa 1928.
- The Granite Creek Power Project Blueprint, circa 1927.
- The Granite Creek Power Project Blueprint Page 2.
- SPEED REGULATION OF HIGH HEAD WATER WHEELS.