Telegraph block instrument, South Eastern Railway
- Made:
- circa 1905
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LicenseThis image is released under a CC BY-NC-SA 4.0
Licence
Buy this image as a print
BuyLicense this image for commercial use at Science and Society Picture Library
LicenseThis image is released under a CC BY-NC-SA 4.0
Licence
Buy this image as a print
BuyLicense this image for commercial use at Science and Society Picture Library
LicenseThis image is released under a CC BY-NC-SA 4.0
Licence
Buy this image as a print
BuyLicense this image for commercial use at Science and Society Picture Library
LicenseThis image is released under a CC BY-NC-SA 4.0
Licence
Buy this image as a print
BuyLicense this image for commercial use at Science and Society Picture Library
LicenseTelegraph block instrument; SER
Science Museum Group
© The Board of Trustees of the Science Museum
Telegraph block instrument; SER
Science Museum Group
© The Board of Trustees of the Science Museum
Telegraph block instrument; SER
Science Museum Group
© The Board of Trustees of the Science Museum
Telegraph block instrument; SER
Science Museum Group
© The Board of Trustees of the Science Museum
Telegraph block instrument; SER
Science Museum Group
© The Board of Trustees of the Science Museum
Telegraph block instrument; SER. Walker's rectangular wood-cased Lock and Block with double semaphore-arm block-indicators on vertical wooden post with top-mounted block-dome/striker. The instrument has a separate wooden commutator-box with bell-key/plunger, disc-indicator and trigger.
