- PARTNERS IN PROGRESS 30 YEARS AGO.
- Woodward... At the Heart of the System Since 1870.
- A Prime Mover Control history project.
- A vintage Woodward governor advertisement from 1956.
- A vintage Woodward governor advertisement from 1960.
- A vintage Woodward governor advertisement from 1959.
- A cutaway drawing from the Woodward PG governor manual number 36001A, circa 1951.
- A schematic diagram of the Woodward PG governor system.
- The Legacy Woodward PG Locomotive Governor. Documenting the evolution of the Woodward governor.
- EMD Locomotives exclusively equipped with Woodward fuel control governor systems.
- One of the Woodward patents for the PG type diesel engine governor.
- Page 8. The "CLOSING THE LOOP" article from 35 years ago on January 1988.
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