- The Hamilton Standard double acting propeller engine governor next to the newest Hamilton Standard engine control.
- The collection of small aircraft engine governors.
- A Hamilton Standard 5U series double capacity engine governor with electric head control.
- The two Hamilton Standard governors with electric head controls.
- Aircraft engine governors collected over the years.
- Two Hamilton Standard Constant Speed Controls.
- A Hamilton Standard Aircraft Engine Governor.
- The lastest vintage Hamilton Standard Constant Speed Control with an Electric Head.
- A Hamilton Standard Constant Speed Control with Eletric Head was just added to the collection.
- A Hamilton Standard double capacity propeller engine governor.