- Woodward propeller governor with a beta valve.
- Elmer E. Woodward propeller engine governor patent 2204640
- These little three pound Woodward PM series governors controlled the fuel in the Mack truck engines in the 1950's.
- Oldwoodward.com blueprint history.
- WGC 8
- BLUE PRINT OF A HYDROELECTRIC DAM SITE 3
- Elmer E. Woodward's propeller engine governor patent 2204640
- 20 SAMSON TURBINE 16FT HD 50 HP CA 1916 001
- Drawing showing a rare Woodward type PG 500 hydraulic turbine water wheel governor.
- Oldwoodward.com blueprint history.
- These 1926 drawings were also recovered from the Woodward dumster in 1964 so history could be documented someday.
- Blueprint history is fun!
- Woodward 3
- WOODWARD TPE331 FUEL CONTROL 001
- Woodward Aircraft Propeller Governor 002