- WOODWARD MANUAL 09039
- Jerry Runyan speech on Index Test Box theory.
- Patent 4,794,544
- Patent 4,794,544. Sheet 2 of 8.
- Patent 4,794,544. Sheet 1 of 8.
- Patent 4,794,544.
- Patent 3,483,364
- A Woodward size 2 water wheel governor on a Trump turbine.
- Another Woodward Standard type water wheel governor
- A Trump Turbine catalog showing a Woodward Standard type governor.