- Elmer installing his Woodward size D governor in 1904 at the Lachine Canal power house -la
- Elmer Woodward installing a new Woodward size D governor in 1904 at the Lachine Canal power house -la
- Elmer Woodward's governor found in a mill built in 1897.
- A barn fresh one hundred year old Woodward size D water wheel governor.
- Woodward Governor Company's size D governor serial number 4424
- Woodward... At the Heart of the System Since 1870.
- Woodward factory photo of their new compensating type water wheel governor
- An original product catalogue from the Woodward Governor Company.
- Vertical Model Compensating Type Water Wheel Governor Size D No 1281
- DIRECTIONS for Connecting and Operating VERTICAL MODEL GOVERNORS 4
- DIRECTIONS for Connecting and Operating VERTICAL MODEL GOVERNORS 5
- Woodward Governor Company blue print drawing from 1922.
- DIRECTIONS for Connecting and Operating VERTICAL MODEL GOVERNORS 3
- DIRECTIONS for Connecting and Operating VERTICAL MODEL GOVERNORS 6
- DIRECTIONS for Connecting and Operating VERTICAL MODEL GOVERNORS 9