Three vacuum tubes of the "H" form containing helium
- Made:
- 1906
- maker:
- A C Cossor Limited
This image is released under a CC BY-NC-SA 4.0
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Science Museum Group
© The Board of Trustees of the Science Museum
Three vacuum tubes of the "H" form containing helium, argon and hydrogen, in leather case
Details
- Category:
- Electricity and Magnetism
- Object Number:
- 1906-67
- type:
- vacuum tube
- credit:
- A C Cossor Limited
