- Hamilton Standard constand speed control
- Hamilton Standard type 1P12-A governor
- A vintage type 1P12 propeller engine governor
- View of the speeder spring and pilot valve parts
- The head assembly components
- Constant speed control head assembly
- The pilot valve and head components
- The head assembly
- A vintage Woodward series 210105 ALL-SPEED BALANCED PROPELLER GOVERNOR
- A few vintage Woodward Governors on display