Probe containg a letter lamp bulb
Probe containg a letter lamp bulb
- Object Number:
- 1939-285/2
- type:
- probe
Original portable apparatus for detecting and locating lost radium and used by Prof. Hopwood, unsigned, British, 1930-1939. Consists of probe containg a letter lamp bulb and electrical board with resisters and a rheostat control.
Probe containg a letter lamp bulb