Related Clues:
- Wheel spindle
- Shaft on which wheels rotate
- Bar on a bus
- Revolutionary device?
- Yo-yo part
- See 5
- See 9
- See 8
- Archetypal invention with list
- A revolutionary invention the Incas never had
- It helps to keep the rotor turning, as chopper hovers over Laotian capital
- Student breaks tool making a spindle
- Turning point in a revolution
- Point cad's revolver
- Shaft unknown in drink