ID:
363
Maker's Name:
Various
Dimensions:
45 × 26 × 33 cm
These radio receiving and transmitting valves were made between 1920 and 1940.
The Crystal diode was probably 1920s.
363 - Display of typical valves in use 1920 - 1940
These radio receiving and transmitting valves were made between 1920 and 1940.
The Crystal diode was probably 1920s.
