Dent, Edward John, 1790 - 1853 (chronometer maker)
Person
Found in 31 Collections and/or Records:
File
Papers on clock and chronometer improvements, 1851 - 1853
File
Reference Code: GBR/0180/RGO 6/590
Scope and Contents
Correspondence and papers concerning plans for improvements to clocks and chronometers, including improved escapements by E.B. Fennessey; an improved pendulum; E.T. Loseby's improvements in time-keepers; daily rates and tests of Loseby's clock; a report on Loseby's chronometers in the 'Journal of the Society of Arts'; R. Robert's Alpha Clock; A. Bain's short history of electric clocks; and C. Shepherd's application of electromagnetism for motors for clocks. The correspondents include M.F....
Dates:
1851 - 1853
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 on clock developments, 1844 - 1848
File
Reference Code: GBR/0180/RGO 6/586
Scope and Contents
Correspondence with clockmakers and other papers concerning new clocks and improvements. There are papers on the Royal Exchange and Hamburg clocks; the rating of the Royal Exchange Clock for 1848; ratings of various chronometers; elasticity of balance springs; improved and new escapements; E.J. Dent's magneto-electric dial; and improved pendulums by J.G. Ulrich and E.T. Loseby. The correspondents include H.C. Schumacher, Lord Wrottesley, F. Beaufort and R. Sheepshanks.
Dates:
1844 - 1848
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 on Royal Astronomical Society, 1835 - 1848
File
Reference Code: GBR/0180/RGO 6/230
Scope and Contents
Miscellaneous papers relating to the Royal Astronomical Society, including notices of meetings; agenda for the Council meetings; balloting lists for officers; correspondence regarding the lecture on O. Struve's 'Etudes' and the Pulkova Observatory; the results derived from Cambridge observations of occultations, 1830-1835; correction to lunar elements from Greenwich observations, 1750-1830; a lecture upon Lord Rosse's and W. Lassell's telescopes; U.J.J. Le Verrier's paper on periodical...
Dates:
1835 - 1848
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 on the longitude of Valentia, 1836
File
Reference Code: GBR/0180/RGO 6/182
Scope and Contents
Material regarding preparations for the project to ascertain the longitude of Valentia (Valencia), Ireland, by means of an arc of parallel. The papers begin with correspondence with the Admiralty and Ordnance Survey, including S. Herbert, T.F. Colby, Captain Larcom and C.M. Pasley, and letters concerning arrangements for the transportation of chronometers. The correspondents on the project include Sir J. Barrow, Sir F. Beaufort, W. Cubitt, E. Dunkin, W.H. Smyth and S.H. Christie. The papers...
Dates:
1836
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
Printed letter concerning a chronometer for HMS Curacao under Captain Dunn, 1831-09-20
Item
Reference Code: GBR/0180/RGO 5/231: 58
Scope and Contents
Sent from Francis Beaufort to John Pond.
Dates:
1831-09-20
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
Printed letter concerning a chronometer for HMS Malabar under Captain J. Percy, 1832-11-09
Item
Reference Code: GBR/0180/RGO 5/231: 124
Scope and Contents
Sent from Francis Beaufort to John Pond.
Dates:
1832-11-09
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).
Additional filters:
- Subject
- London 8
- Clocks 7
- Greenwich 6
- Chingford 2
- Longitude 2
- Portsmouth 2
- Antwerp 1
- Arctic Ocean 1
- Armagh 1
- Australia 1
- Bedford 1
- Cambridge 1
- Chelmsford 1
- Chennai 1
- Devonport 1
- Dublin 1
- Edinburgh 1
- Hamburg 1
- Hartwell 1
- Limerick 1
- Liverpool 1
- New South Wales 1
- Oxford 1
- Paris 1
- Plymouth 1
- Pulkovo 1
- Regent's Park 1
- Valencia Island 1
- Westminster 1 + ∧ less
∨ more