Troughton, Edward, 1753 - 1835 (scientific instrument maker)
Person
Found in 9 Collections and/or Records:
Item
Extract from a report of the Committee of Instruments and Proposals, 1820-04-20
Item
Reference Code: GBR/0180/RGO 14/48: 211
Scope and Contents
Concerning estimates received from Troughton, Dollond and Jones for instruments for the Cape Observatory.
Dates:
1820-04-20
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).
Item
Letter from Edward Troughton to Dr Thomas Young, 1820-04-12
Item
Reference Code: GBR/0180/RGO 14/48: 193-194
Scope and Contents
Concerning a zenith instrument for the Cape Observatory.
Dates:
1820-04-12
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).
Item
Letter from Edward Troughton to Dr Thomas Young, 1820-04-19
Item
Reference Code: GBR/0180/RGO 14/48: 195-196
Scope and Contents
Concerning estimates for a zenith micrometer for the Cape Observatory, parts of which were also being made by Dollond and Donkin.
Dates:
1820-04-19
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).
Item
Letter from Edward Troughton to Dr Thomas Young, 1820-05-06
Item
Reference Code: GBR/0180/RGO 14/48: 198-199
Scope and Contents
Suggesting that a young instrument maker would make an excellent assistant at the Cape Observatory, and proposing his young relative, James Fayrer, for the post.
Dates:
1820-05-06
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).
Item
Letter from Edward Troughton to Dr Thomas Young, 1820-11-27
Item
Reference Code: GBR/0180/RGO 14/48: 200-200a
Scope and Contents
Informing him that James Fayrer would accept the position of assistant at the Cape Observatory.
Dates:
1820-11-27
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).
Item
Letter from John Donkin to Edward Troughton, 1820-04-19
Item
Reference Code: GBR/0180/RGO 14/48: 197
Scope and Contents
Concerning the frame for a zenith micrometer for the Cape Observatory. The letter was forwarded by Troughton with a note added.
Dates:
1820-04-19
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
Observations of transits, 1821 - 1826
File
Reference Code: GBR/0180/RGO 5/8
Scope and Contents
Original transit observations, 12 September 1821 - 24 June 1826, with phenomena of the Jovian satellites; adjustments to the transit clock and transit instrument; replacement of broken micrometer wires; eclipses of the Moon, 5 February 1822, 2 August 1822 and 10 July 1824; 'Observed Capt. Hatiers' light apparently about the size of the wire to the west of the meridian mark'; the pivot of the transit instrument repaired by Edward Troughton; meridian marks at Chingford and Blackwall;...
Dates:
1821 - 1826
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
Observations of transits, 1832 - 1833
File
Reference Code: GBR/0180/RGO 5/13
Scope and Contents
Original transit observations, 6 June 1832 - 10 September 1833, with adjustments to, reversal of, and repairs to the transit instrument involving Messrs Troughton and Simms; adjustment of the transit clock; meridian marks at Chingford and Blackwall; and observations of Saturn's rings.
Dates:
1832 - 1833
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).
Item
Remarks made by Edward Troughton, 1805
Item
Reference Code: GBR/0180/RGO 14/27: 270-289b
Scope and Contents
Printed paper by Earnshaw, preceded by a letter to Troughton from Sir Joseph Banks [RGO 14/27: 271]. Troughton's comments on the paper (and on a paper by Arnold) are outlined in the letter at [RGO 14/27: 272-273].
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
- Subject: London X
Additional filters:
- Subject
- Cape Town 2
- Chingford 2
- Bermondsey 1