- Patent number 2,474,140. Sheet 4.
- Patent number 2,474,140. Sheet 3.
- Patent number 2,474,140. Sheet 2
- Patent number 2,474,140.
- Patent number 2,474,140. Page 4.
- Patent number 2,474,140. Page 3.
- Patent number 2,474,140. Page 2.
- Patent number 2,474,140. Page 1.
- The Wisconsin Capitol history project.
- The Wisconsin Capitol history project.
- Schematic drawing of the newest 2020 engine governor.
- Schematic drawing of the Curtiss-Wright engine governor.
- Schematic drawing of the Curtiss-Wright engine governor.
- Schematic drawing of the Curtiss-Wright engine governor.
- The Curtiss-Wright proportional governor control system.