One vacuum tube containing mill wheel for showing the mechanical effects of "canal" rays
- Made:
- 1907
One vacuum tube containing mill wheel for showing the mechanical effects of "canal" rays, one hole in cathode
Details
- Category:
- Electricity and Magnetism
- Object Number:
- 1916-39
- type:
- vacuum tube
- credit:
- Swinton, Mr. A.A. Cambell