Related Clues:
- Powered control mechanism
- Amplifying motor
- Mechanical apparatus
- Mechanism amplifying motion
- Control system used in cruiser voyages
- Power mechanism
- Powered mechanism that amplifies force
- Assisting motor
- Well-organised and powerful group from church in New England state
- Mechanical or electrical device
- Control motor
- Speed of sound: nothing going for current engine
- Machine control system, for short
- A contrivance of the scholar with backbone
- Mechanical device