- 27
- 28
- Elmer Woodward's first aircraft propeller governor type PW-34
- Woodward aircraft engine governor from 1934.
- Elmer Woodward's 1934 aircraft propeller governor.
- Patent 103,813, circa 1870.
- Only know photogragh of the first Woodward Governor type made.
- First Woodward Water Wheel Governor.
- The patent model of the first A.W. Woodward governor.
- Member manual from the archives.