Telegraph block instrument (receiving)
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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
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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
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Buy this image as a print
BuyLicense this image for commercial use at Science and Society Picture Library
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Science Museum Group
©The Board of Trustees of the Science Museum
Telegraph block instrument; MR/LMS
Science Museum Group
© The Board of Trustees of the Science Museum
Telegraph block instrument; MR/LMS
Science Museum Group
© The Board of Trustees of the Science Museum
Telegraph block instrument; MR/LMS
Science Museum Group
© The Board of Trustees of the Science Museum
Telegraph block instrument; MR/LMS
Science Museum Group
© The Board of Trustees of the Science Museum
Telegraph block instrument; MR/LMS. Rotary non-pegging/routeing 1-needle absolute 3-position/indication with wood routeing-handle and one brass-plated ("Line Clear Cancel") bakelite push-button. Case is stamped "LMS T" and dated 1899. Maker: Brittan, London.
