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Papers on telegraphic communications, 1855 - 1858

 File
Reference Code: GBR/0180/RGO 6/628

Scope and Contents

Correspondence and papers on telegraphic communications, including the conditions of use of telegraph wires between the Admiralty and the South Eastern Railway; proposed arrangements of galvanic wires and circuits for working the sympathetic clocks; the circuit and plan of the galvanic wires in the Lombard Street Post Office; various improvements and efficiencies in the telegraph; a report on the working of galvanic apparatus at the Royal Observatory; sketches of the automatic switch for the Deal Time Ball; proposed arrangement to connect with the Devonport Time Ball; C.V. Walker's system of train signalling; 'controlling the movements of ordinary clocks by galvanic current' by J. Hartnup; a plan of Morse's recording telegraph; and a proposed telegraph connection between Adelaide and Melbourne. The correspondents include J.C. Clark, C.F. Varley, C.V. Walker, W.G. Romaine, E. Loomis and R. Sheepshanks.

Dates

  • 1855 - 1858

Conditions Governing Access

Unless restrictions apply, the collection is open for consultation by researchers using the Manuscripts Reading Room at Cambridge University Library. For further details on conditions governing access please contact mss@lib.cam.ac.uk. Information about opening hours and obtaining a Cambridge University Library reader's ticket is available from the Library's website (www.lib.cam.ac.uk).

Extent

1 archive box(es) (1 box)

Language of Materials

English