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Chennai

 Subject
Subject Source: Local sources

Found in 2 Collections and/or Records:

 Sub-Series

Correspondence on time balls and signals, 1866 - 1870

 Sub-Series
Reference Code: GBR/0180/RGO 6/616
Scope and Contents Correspondence and related papers on the time signal and time ball service, including a proposed time ball on Tuskar Rock in the Irish Sea, with a chart; a proposed time signal at Dundee; cable laying on the Great Eastern Railway; a proposed Ipswich Time Ball; the rating and errors of the Westminster and Post Office clocks; a proposed public clock for the City of London; electric clocks for the Adelaide Parliament, Madras (including a drawing) and Colaba Observatory in Bombay (including...
Dates: 1866 - 1870
Conditions Governing Access: From the Management Group: 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).
 File

Letters from observatories, 1859 - 1861

 File
Reference Code: GBR/0180/RGO 6/146
Scope and Contents Letters from various British and international observatories on filling vacancies, plans for new improvements at Madras, and the formation of new observatories at Williamstown, Victoria, and other locations. The correspondents include E. Dunkin, J. Challis, R.C. Carrington, O.M. Mitchel, J.D. Forbes, R. Grant, Sir E. Sabine, Lord Wrottesley, N.R. Pogson, Professor Baden Powell, J.F.W. Herschel and R.L.J. Ellery. There are also tracings for the proposed Adelaide Observatory; a piece from 'The...
Dates: 1859 - 1861
Conditions Governing Access: From the Management Group: 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).