Telegraph wire insulator

Telegraph wire insulator

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

Telegraph wire insulator, ceramic, LMS, 1923-1948

Details

Category:
Signalling & Telecommunications
Object Number:
1992-7343
type:
telephone line insulator
credit:
Coiley, J.A. (NRM)