- The first Woodward diesel engine governor(type IC) from patent 2,039,507, circa 1933.
- A Pierce governor cutaway type drawing.
- From the oldwoodward.com archives.
- Diesel and high compression gas engines.
- Dependable Pierce governors.
- An Engine model cutaway showing the fuel injection pump and governor.
- MADE IN THE UNITED STATES OF AMERICA!!! NOT MADE IN CHINA YET.
- WHY PIERCE GOVERNORS ARE SUPERIOR.
- Bosch fuel injection pump history.
- Saving Woodward history one document at a time.
- HIGH SPEED DIESEL ENGINES.
- WHY PIERCE GOVERNORS ARE SUPERIOR.
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