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Earnshaw, Thomas, 1749 - 1829 (maker of watches and chronometers)

 Person

Found in 4 Collections and/or Records:

 File

'An Account of the going of Dr Maskelyne's new Chronometer N.309 made by Mr T. Earnshaw', 1799 - 1811

 File
Reference Code: GBR/0180/RGO 4/153
Scope and Contents

Also contains results for 'A continuation of the trial of the late Dr. Postlethwaite's watch' from 12 August - 30 September 1799.

Dates: 1799 - 1811
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

Confirmed minutes, 1780 - 1801

 File
Reference Code: GBR/0180/RGO 14/6
Scope and Contents Minutes of Board of Longitude meetings regarding, among other matters, the rates of various chronometers; Charles Hutton's tables of products, powers and roots of natural numbers; the voyages of HMS 'Resolution' and HMS 'Discovery' and the examination of their log books; John Arnold's improvements to his watches; a suitable site for the Board of Longitude's instruments after the burning of the cupola of the Greenwich Hospital where they had been kept; improvements to reflecting telescopes;...
Dates: 1780 - 1801
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

Papers regarding Arnold and Earnshaw's chronometers and claims for reward, 1783 - 1808

 File
Reference Code: GBR/0180/RGO 14/25
Scope and Contents From the Series: The first part of collection is comprised of papers concerning the internal affairs of the Board of Longitude, including the granting of awards, accounts, minutes, committee papers, petitions and memorials, the loan of instruments, publications and the payment of staff. These are followed by a wide range of papers relating to the Board's work, concerning clocks, chronometers and other instruments; longitude and latitude; magnetic variation; schemes and inventions; tables; pendulum...
Dates: 1783 - 1808
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

Remarks by chronometer-makers on Earnshaw's printed 'Explanation of Time Keepers', 1805

 File
Reference Code: GBR/0180/RGO 14/27
Scope and Contents From the Series: The first part of collection is comprised of papers concerning the internal affairs of the Board of Longitude, including the granting of awards, accounts, minutes, committee papers, petitions and memorials, the loan of instruments, publications and the payment of staff. These are followed by a wide range of papers relating to the Board's work, concerning clocks, chronometers and other instruments; longitude and latitude; magnetic variation; schemes and inventions; tables; pendulum...
Dates: 1805
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).

Filtered By

  • ARCHON code (for CUL materials): Royal Greenwich Observatory (GBR/0180) X
  • Subject: Time measuring instruments X

Additional filters:

Subject
Horology 2
Longitude 2
Astronomy 1
Australia 1
Botany Bay 1