- The Woodward PG 500 Governor Bulletin number 14025.
- The Cornwell Ranch showing an experimental hydraulic PG500 governor turbine water wheel governor.
- The Cornwell Ranch showing a Woodward vertical compansating type turbine water wheel governor.
- A Chandler Evans Company jet engine governor fuel control system.
- A Chandler Evans Company jet engine governor fuel control system.
- A Chandler Evans Company jet engine governor fuel control system.
- A Chandler Evans Company jet engine governor fuel control system.
- A Chandler Evans Company jet engine governor fuel control system.
- A Chandler Evans Company jet engine governor fuel control system.
- A Chandler Evans Company jet engine governor fuel control system.
- A Chandler Evans Company jet engine governor fuel control system.
- The oldest Woodward governor in the collection, circa 1938.
- The Chandler- Evans Company.