- Woodward... At the Heart of the System Since 1870.
- Woodward Governor Company's size D governor serial number 4424
- Woodward Governor Company catalog, circa 1916.
- Woodward Governor Company blue print drawing from 1922.
- Woodward factory photo of their new compensating type water wheel governor
- Vertical Model Compensating Type Water Wheel Governor Size D No 1281
- Schematic drawing of the Woodward size D water Wheel Governor.
- Parts list for the size D Water Wheel Governor drawing.
- List of Parts.
- Elmer Woodward's introductory of the water wheel governor.
- Elmer Woodward's governor found in a mill built in 1897.
- Elmer Woodward installing a new Woodward size D governor in 1904 at the Lachine Canal power house -la
- Elmer installing his Woodward size D governor in 1904 at the Lachine Canal power house -la
- DIRECTIONS for Connecting and Operating VERTICAL MODEL GOVERNORS 3
- DIRECTIONS for Connecting and Operating VERTICAL MODEL GOVERNORS 2