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Correspondence with telegraph companies, 1860 - 1866

 Sub-Series
Reference Code: GBR/0180/RGO 6/630

Scope and Contents

Correspondence with various telegraph companies concerned mainly with the failure of time signals, the refurbishment and repairs of wires, the connections with the Royal Observatory, and the trials of overhead wires. There are papers regarding tests on the Dartford Earth current wires; the damage and restoration of telegraph wires due to snowstorms; Airy's details of telegraphic equipment and methods employed at the Royal Observatory, found in 'Description of the galvanic connexions'; a description of a 'Chronometer'; reports and newspaper accounts from 'The South Australian' on the Australian Telegraph; telegraph connections to the observatories at Oxford and Edinburgh, with a sample of wire; 'Electric telegraph', a paper by T. Maclear; a proposed scheme to survey the Atlantic in order to lay a telegraphic cable; and the specification of H. Meidinger's electric batteries. The correspondents include C.F. Varley, C.V. Walker, J.C. Clark, W.R. Romaine, G.H. Richards, J.S. Miller, E.T. Stone, C.T. Bright, G.P. Bond, C.P. Smyth and A.S. Herschel.

Dates

  • 1860 - 1866

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

2 archive box(es) (2 boxes)

Language of Materials

English

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