Dr T.H.Horns' patent tachometer
Dr T.H.Horns' patent tachometer in fitted case with two gears and one driving point
Details
- Category:
- Motive Power
- Object Number:
- 1980-652
- type:
- tachometer
- credit:
- Christie's South Kensington Limited
Dr T.H.Horns' patent tachometer in fitted case with two gears and one driving point