Westinghouse bell-jar signalling relays from Glasgow Underground Railway

Westinghouse bell-jar signalling relays from Glasgow Underground Railway

Buy this image as a print 

Buy

License this image for commercial use at Science and Society Picture Library

License

Science Museum Group
© The Board of Trustees of the Science Museum

Westinghouse bell-jar type signalling relays from the Glasgow Underground Railway, by Westinghouse Brake & Saxby Signal Company.

Details

Category:
Signalling & Telecommunications
Object Number:
1978-359/3
type:
relay