- Application of a Woodward PSG governor.
- HAMILTON STANDARD PROPELLER HISTORY COMING SOON.
- Hamilton Standard Company and Woodward Company history.
- Woodward built more than 400,00 propelller governors...
- A vintage Hamiltom Standard(made by Woodward) constant speed propeller governor, circa 1938.
- A vintage Hamilton-Standard(made by Woodward) constant speed propeller governor cutaway.
- DIESEL-ELECTRIC LOCOMOTIVE HISTORY.
- OPERATIONS OF LOCOMOTIVE TECHNOLOGY.
- DIESEL-ELECTRIC LOCOMOTIVE HISTORY.
- AMERICAN TECHNICAL SOCIETY HISTORY.
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