Dynamotor ringing generator ma

Made:
1950 in London

Buy this image as a print 

Buy

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

License

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

Dynamotor ringing generator made by D & M, Wembley Park, c.1950

Details

Category:
Telecommunications
Object Number:
Y2003.22.150.2
type:
generator
credit:
Gift of British Telecommunications plc