- Page 243. GOVERNORS
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- SHOP ORDER 3333 2
- The Upper Peninsula of Michigan. An inventory of historic engineering and industrial sites.
- Second picture of the Woodward VR type governor, serial number 4177.
- A Woodward Relay Valve Oil Pressure Turbine Water Wheel Governor Application.
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- 247
- SHOP ORDER 3333 6
- 44
- SHOP ORDER 3333 1 001
- SHOP ORDER 3333 5
- Field service pictures of converted water wheel governors.
- POWER MAGAZINE HISTORY.