- An original picture of a Woodward VR(vertical relay) type hydraulic governor manufactured in 1916.
- Looking back at the history of jet engine fuel control history.
- WOODWARD HYDRAULIC GATE SHAFT TYPE WATER WHEEL GOVERNOR HISTORY.
- WOODWARD HYDRAULIC GATE SHAFT TYPE WATER WHEEL GOVERNOR HISTORY.
- WOODWARD HYDRAULIC GATE SHAFT TYPE WATER WHEEL GOVERNOR HISTORY.
- WOODWARD HYDRAULIC GATE SHAFT TYPE WATER WHEEL GOVERNOR HISTORY.