- Woodward Aircraft control history, circa 1993.
- Woodward Aircraft control history circa 1993
- WGC PMC page 3.
- WGC PMC page 2.
- The Pierce Governor Company history.
- The Pierce Governor Company history.
- The Pierce Governor Company history.
- The Pierce Governor Company history.
- The new display area for the engine governor collection.
- The most complicated jet engine governor in the oldwoodward.com collection.
- The most complicated jet engine governor in the oldwoodward.com collection.
- The jet engine that the Woodward CFM56 fuel control goes in.
- The General Electric Company's F110-GE400 series jet engine and fuel control.
- History of the CFM56-2 series gas turbine engine.
- Historical Aircraft information from the Woodward Prime Mover Control publication. Page 4.