Telegraph block instrument (sending and receiving)

Buy this image as a print 

Buy

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

License

Buy this image as a print 

Buy

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

License

Buy this image as a print 

Buy

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

License

Buy this image as a print 

Buy

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

License

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

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

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

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

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

Telegraph block instrument; GWR; Spagnoletti sending and receiving (special) type. 2-vane absolute 3-position/2-indication Up/Down Line (Up line missing its vane-assembly). Circular bakelite commutator, directly above of which is a rectangular brass "Treadle Cleared" window and a circular brass "Tol/Normal/Lc" window. To LHS/RHS respectively, are brass peg/chain mechanisms for "Receive Release/Normal" and "Send Release/Normal", each with a counting-window. Ex Severn Tunnel.

Details

Category:
Signalling & Telecommunications
Object Number:
1983-7835
type:
telegraph instrument
credit:
Leach, M.E.