- WOODWARD WATER WHEEL GOVERNOR CATALOGUE FROM 1905.
- Woodward type F governor from patent number 679,353
- Woodward type D vertical compensating type governor Serial No 1281
- Woodward Standard type water wheel governor
- Woodward size D Water Wheel Governor Data.
- Woodward series PGE governor history. 2.
- Woodward series PGE diesel engine governor history.
- WOODWARD PRIME TMES 1992.
- Woodward Prime Times October 1986.
- Woodward Prime Times March 1987.
- Woodward Prime Times March 1987, page 2.
- WOODWARD PRIME TIMES DECEMBER 1992.
- WOODWARD PRIME TIMES 1991.
- WOODWARD PRIME TIMES 1991.
- WOODWARD PG RAILROAD DIESEL ENGINE GOVERNOR.