Wireless Telephone Relay

Wireless Telephone Relay

Wireless Telephone Relay
Science Museum Group
© The Board of Trustees of the Science Musuem

Wireless telephone relay, made by S. G. Brown Ltd, London.

Details

Category:
Telecommunications
Object Number:
Y7001.422
Materials:
wood (unidentified), metal (unknown) and copper (alloy)
Measurements:
overall: 101 mm x 89 mm x 148 mm,
type:
relay