Telegraph block instrument

Telegraph block instrument; MR Telegraph block instrument; MR Telegraph block instrument; MR Telegraph block instrument; MR Telegraph block instrument; MR

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Creative Commons LicenseThis image is released under a CC BY-NC-SA 4.0 Licence

Buy this image as a print 

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

License

Creative Commons LicenseThis image is released under a CC BY-NC-SA 4.0 Licence

Buy this image as a print 

Buy

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

License

Creative Commons LicenseThis image is released under a CC BY-NC-SA 4.0 Licence

Buy this image as a print 

Buy

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

License

Creative Commons LicenseThis image is released under a CC BY-NC-SA 4.0 Licence

Buy this image as a print 

Buy

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

License

Telegraph block instrument; MR
Science Museum Group
© The Board of Trustees of the Science Museum

Telegraph block instrument; MR
Science Museum Group
© The Board of Trustees of the Science Museum

Telegraph block instrument; MR
Science Museum Group
© The Board of Trustees of the Science Museum

Telegraph block instrument; MR
Science Museum Group
© The Board of Trustees of the Science Museum

Telegraph block instrument; MR
Science Museum Group
© The Board of Trustees of the Science Museum

Telegraph block instrument; MR. Short-cased (top half of pegging instrument?) non-pegging 1-needle absolute 3-position/indication.

Details

Category:
Signalling & Telecommunications
Object Number:
1964-330/145
type:
telegraph block instrument
credit:
Tyer and Company Limited