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Harrison, John, 1693 - 1776 (horologist)

 Person

Found in 37 Collections and/or Records:

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 Item

Acts relating to the formation of the Board of Longitude and the proposal of a reward for the discovery of an accurate method of finding longitude at sea, 1713 - 1821

Reference Code: GBR/0180/RGO 14/1: 10-95
Scope and Contents There are Supplementary Acts regarding navigation and surveying the chief ports and headlands of Great Britain and Ireland; John Harrison and his chronometer; and discovering a northern passage between the Atlantic and Pacific Oceans and for making a journey to the North Pole.
Dates: 1713 - 1821
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

Astronomical observations made at the Island of Barbados, 1763 - 1764

Reference Code: GBR/0180/RGO 4/323
Scope and Contents The log covers the period from 13 November 1763 - 15 August 1764, and includes observations of stars and planets and errors and adjustments to instruments and clocks. It mentions the arrival of John Harrison and his chronometers on board HMS 'Tartar' on 13 May 1764 [RGO 4/323: 15v], and includes ratings for these chronometers [RGO 4/323: 15v-16v]. The log also includes details of how and when the astronomer conveyed copies of his observations to Sir Philip Stephens, using different ships...
Dates: 1763 - 1764
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, 1737 - 1779

Reference Code: GBR/0180/RGO 14/5
Scope and Contents Minutes of Board of Longitude meetings regarding, among other matters, discussions on John Harrison's first marine chronometer (H1); the purchase of new instruments for work on the longitude and latitude of the coasts of Britain; improvements to the reflecting telescope; Tobias Mayer's lunar motion tables; the trial of John Harrison's chronometers; errors in the tables of the satellites; Schutz's machine for finding longitude; Chistopher Irwin's marine chair; the use of lunar observations for...
Dates: 1737 - 1779
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 chronometers, 1920 - 1946

Reference Code: GBR/0180/RGO 7/89
Scope and Contents Correspondence between the Hydrographer of the Navy, Sir Frank Dyson and Lieutenant-Commander R.T. Gould on the following subjects:1. The Astronomer Royal's permission for Gould to see the Board of Longitude papers.2. The preparation of Gould's book 'The Marine Chronometer'.3. The cleaning and repair of Harrison 1, 2, 3 and 4 by Gould, including a list of notebooks and papers relating to the Harrison chronometers which Gould presented to the National Maritime...
Dates: 1920 - 1946
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 chronometers, 1895 - 1923

Reference Code: GBR/0180/RGO 7/96
Scope and Contents Miscellaneous correspondence concerning chronometers:Letter from Yarrow and Co. Ltd requesting that Lieutenant J. Znierkonski be granted permission to compare the rates of chronometers belonging to two Austrian torpedo boats, 'Huzar' and 'Kaiman', at the Royal Observatory, 1905.Telegram from the Navigating Officer of HMS 'Victoria and Albert' requesting information on chronometer error and Greenwich Mean Time, 1905.Correspondence with the Naval Store Officer concerning...
Dates: 1895 - 1923
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 chronometers, 1883 - 1948

Reference Code: GBR/0180/RGO 8/59
Scope and Contents Correspondence concerning chronometers, including a ledger titled 'Instructions and precedents relating to the Time and Chronometer Branch', containing letters and instructions regarding chronometers; correspondence relating to a water clock, with a map of the water supply to the clock; and correspondence with Lieutenant-Commander R.T. Gould on the repair, cleaning, insurance, exhibition and storage of the John Harrison chronometers, Nos 1, 2, 3 and 4, with a reprint of an article by Gould from...
Dates: 1883 - 1948
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 with the National Maritime Museum, 1961

Reference Code: GBR/0180/RGO 9/547
Scope and Contents Correspondence with the National Maritime Museum, including correspondence with Mr Carr concerning his visit to the U.S.A.; correspondence with the Science Museum Advisory Council regarding a collection of historical aircraft and an exhibition of rockets; correspondence concerning Sheepshank's Equatorial; and correspondence on the bi-centenary of the trial of Harrison's No. 4.
Dates: 1961
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).
 Sub-Series

Correspondence with tradesmen, 1894 - 1916

Reference Code: GBR/0180/RGO 7/73
Scope and Contents Correspondence regarding accounts held with various tradesmen:Section (i)Correspondence with tradesmen concerning the settlement of bills and accounts for repairs to buildings, instruments and stationery, 1908.Estimate from Williams and Norgate for supplying millimetre paper, 1894.Correspondence with Bernard Quaritch concerning the purchases of books, 1894.Bill from Gridley and Ford for the carriage of parcels, 1894.Bill from H.J. Smith for...
Dates: 1894 - 1916
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

Drawings of John Harrison's 1773 chronometer, 1773 - 1840

Reference Code: GBR/0180/RGO 116/8
Scope and Contents A set of drawings of a chronometer by John Harrison. RGO 116/8/3 is by Thomas Bradley.
Dates: 1773 - 1840
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

Extracts from Board of Longitude minutes, 1737 - 1761

Reference Code: GBR/0180/RGO 4/310
Scope and Contents Extracts from the Minutes of the Board of Longitude, including the findings on John Harrison's chronometers.
Dates: 1737 - 1761
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

General correspondence 'P' and 'Q', 1965-10 - 1968-07

Reference Code: GBR/0180/RGO 10/29
Scope and Contents General correspondence with Queen Mary College, London; Australian correspondents; and others. The subjects include stocks and shares and a foreword written by Sir Richard Woolley for a book on John Harrison by Colonel H. Quill.
Dates: 1965-10 - 1968-07
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

Harrison MS on Clock No. 1, 1985

Reference Code: GBR/0180/RGO 35/131
Scope and Contents Photostats of a manuscript written by John Harrison in 1730 concerning the construction of his first marine chronometer. The document describes the problem of finding longitude at sea, the solution of using a marine timekeeper, the accuracy of contemporary clocks, errors in pendulum regulators and their correction, and the effects of temperature on clocks. It continues with notes on the construction of Harrison's chronometer, including the theory employed and compensations introduced. There are...
Dates: 1985
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

John Harrison’s ‘Marine Timekeepers’ stamps: presentation pack and first day cover, 1993-02-16

Reference Code: GBR/0180/RGO 97/13-14
Scope and Contents Presentation pack containing four stamps of John Harrison’s Marine Timekeeper No.4 (24p, 28p, 33p and 39p) and a Harrison information sheet.

Also, first day cover with printed images of Harrison and a ship at sea; the four 'Marine Timekeepers’ stamps are affixed and postmarked by the British Philatelic Bureau, Edinburgh.

Dates: 1993-02-16
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 asking which chronometers were at the Royal Observatory, Greenwich and enquiring whether John Harrison's chronometer was there, 1835-03-14

Reference Code: GBR/0180/RGO 5/231: 292
Scope and Contents From the Series: The collection contains a complete set of astronomical observation ledgers, with clock error notes, computation ledgers, star catalogues, weather records and correspondence. There are observations of comets, including measurements taken of Encke's Comet, 1828, and Halley's Comet, 1835, and observations of rockets, made with Sir James South in 1831. The papers include Pond's measurements for his work on the proper motions of stars, stellar parallax and other subjects, as well as substantial...
Dates: 1835-03-14
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 Nevil Maskelyne, 1765

Reference Code: GBR/0180/RGO 4/187/48: 1-2
Scope and Contents The draft letter is addressed to 'My Lord' and is a response to John Harrison's applications to the Board of Longitude and to Parliament to get a second £10,000 in reward money for his marine timekeepers. The letter continues with notes on longitude determination and marine timekeepers by other makers.
Dates: 1765
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 Richard Judson to George Gilpin, 1805-01-12

Reference Code: GBR/0180/RGO 14/40: 324-324a
Scope and Contents Letter concerning his solution for finding longitude, in which Judson makes reference to [John] Harrison's timepiece.
Dates: 1805-01-12
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 Robert Gillespie to the Board of Longitude, 1814-12-03

Reference Code: GBR/0180/RGO 14/24: 295
Scope and Contents From the Sub-file: Two letters and a plan submitted by Gillespie to the Board of Longitude, with copies of two letters of reply from Thomas Hurd.
Dates: 1814-12-03
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

Log book of HMS Resolution, 1772 - 1775

Reference Code: GBR/0180/RGO 14/58
Scope and Contents The log book of HMS Resolution compiled by William Wales during the passage to the South Seas under the command of Captain James Cook.
Dates: 1772 - 1775
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

Log book of voyage to Barbados, 1761 - 1764

Reference Code: GBR/0180/RGO 4/321
Scope and Contents A log book by Maskelyne of a voyage to Barbados, split into three parts.
Dates: 1761 - 1764
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

Material on Harrison's timekeepers, 1931 - 1966

Reference Code: GBR/0180/RGO 74/1/9
Scope and Contents Bound extracts from 'The Observatory', No. 687, August 1931, pp. 213-216; No. 699, August 1932, p. 236; and No. 709, June 1933, pp 193-196, regarding John Harrison's chronometers. In a pocket at the front of the booklet are postcard photographs of Harrison's first, second and third marine timekeepers, and various letters to Melotte dated 1942-1948. In a pocket at the back are five photographs of Harrison's timekeepers and of a copy by Larcum Kendall, and a letter from Kathleen Melotte, 26...
Dates: 1931 - 1966
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

Memorandum book, '1763 Observations at sea', 1763-09-20 - 1763-10-19

Reference Code: GBR/0180/RGO 218/2/1
Scope and Contents A record of observations at sea with calculations and notes, including notes on observations of Jupiter's satellites and on his chronometers during his voyage to Barbados [to test John Harrison's chronometer H4].
Dates: 1763-09-20 - 1763-10-19
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

Miscellaneous correspondence, 1875 - 1936

Reference Code: GBR/0180/RGO 7/72
Scope and Contents Memoranda and notes to staff concerning portable instruments and property of the Royal Observatory, 1875-1882.Letter of thanks to the Director of the Science Museum for the gift of a photograph of Harrison's chronometer No. 2, 1928.Correspondence with the State Research Institute of Geodesy and Cartography, Moscow, concerning an exchange of almanacs, 1933.Correspondence with Lord Bishop of Guildford, 1934, concerning his presentation of two sketches of the Royal...
Dates: 1875 - 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).
 File

Miscellaneous correspondence, 1834 - 1912

Reference Code: GBR/0180/RGO 7/248
Scope and Contents (1) Correspondence, 1834-1895Correspondence regarding J.C. Adams and other subjects, as follows:Index to correspondence, 1895.C. Taylor's suggestion of a memorial to J.C. Adams at Westminster Abbey, 1892.D. McAlister's proposal for a publication of J.C. Adams's papers, with lists of important correspondence, 1892-1893.Notes on correspondence in the Royal Observatory records regarding the search for Neptune, 1834.Notes from J.F.W. Hershel's letter...
Dates: 1834 - 1912
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

Miscellaneous observations made in Barnet, 1758

Reference Code: GBR/0180/RGO 4/1: cover (inside)-6
Scope and Contents From the File: A rough copy of observations of major stars made in 1758 and on a voyage of 1764. The volume includes adjustments to the barometer and atmospheric conditions, 1758; calculations of star positions; the longitude of various foreign towns; corrections to the sextant and quadrant; and calculations to discover longitude.
Dates: 1758
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

Notes on Harrison's Timekeepers, 1937

Reference Code: GBR/0180/RGO 8/171
Scope and Contents 'Notes on the Ownership of John Harrison's Timekeepers', a 9-page typescript by R.T. Gould, dated at the end 10 May 1937.
Dates: 1937
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).
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