Time measuring instruments
Subject
Subject Source: UK Archival Thesaurus
Found in 3 Collections and/or Records:
File
Correspondence on chronometer trials, 1894 - 1899
File
Reference Code: GBR/0180/RGO 7/105
Scope and Contents
Correspondence concerning the trial of chronometers at the Royal Observatory, 1894-1895, including:(i) Notice of the trial to be published by the 'Horological Journal'.(ii) Copies of chronometer rates.(iii) Copies of letters to Usher and Cole, A. Johannsen and Co., F.J. Clerke, Frodsham and Keen, and M.F. Dent requesting that they withdraw their chronometers from the trial due to their poor performance.(iv) Rough abstract on the annual trial of...
Dates:
1894 - 1899
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
Correspondence on chronometer trials, 1885 - 1894
File
Reference Code: GBR/0180/RGO 7/104
Scope and Contents
Correspondence concerning the annual trials of chronometers and watches at the Royal Observatory:Table showing the greatest change in rate, from one week to the next, of various chronometers during the annual trials of 1856-1880, compiled 1885.Correspondence concerning the annual trial of chronometers, 1885, including a rough abstract on the chronometer trial of that year, a letter of withdrawal from the horologist W.G. Schoof, a list of chronometers entered in the trial, a...
Dates:
1885 - 1894
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
Correspondence on time signals, 1902 - 1936
File
Reference Code: GBR/0180/RGO 8/146
Scope and Contents
Correspondence concerning time signals, including the following material:Correspondence with E. Dent and Co. regarding irregularities in the Westminster Clock, tables of errors for the clock and newspaper cuttings relating to it, 1902-1906.Correspondence regarding the installation of a wireless-telegraph receiving station at Greenwich, 1912-1914.Correspondence of 1912-1915 regarding the inauguration of a wireless-telegraph time service from the Eiffel Tower and...
Dates:
1902 - 1936
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).