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Outlining his proposed method of finding 'londdetude'.

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Written to correct a previous error of calculation.

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The letter includes a list of government owned timekeepers and the ships they were consigned to [RGO 5/229: 5-6].

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A letter from Sir Richard Woolley to the Hydrographer of the Navy regarding the purchase of a double slide plate holder for the 26-inch refractor from Sir Howard Grubb, Parsons and Co. Ltd.

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Minutes of the meetings of the Isaac Newton Telescope Project Committee and related correspondence with Sir Howard Grubb, Parsons and Co. Ltd, Newcastle-upon-Tyne; the Navy Works Department; and others.

Scope and Contents (1) Correspondence of the Astronomers Royal W.H.M. Christie and F.W. Dyson with the Hydrographer of the Navy, 1886-1932.(2) Correspondence with the Universities of Oxford and Cambridge, 1886-1937Letters on the disc presented to W.H.M. Christie, 1902.Pages from 'Nature' reporting the speech made by Professor Love on presenting W.H.M. Christie and A.W. Rücker with the degree of Doctor of Science (Honorary), 1902. Notice of the vacancy of the chair of Savilian...

Scope and Contents Miscellaneous sets of Observatory correspondence:Correspondence between the Royal Observatory, Cape of Good Hope, and the Coast Lighthouse Commission, 1871-1876. There are letters regarding the first meeting of the new Commission, and copies of the Commission document and of letters between other Commission members concerning the survey of places for lights to be erected, with suggestions as to where lights should or should not be placed.Correspondence regarding the Port...

Scope and Contents Estimates of Naval expenses for the next financial year, with related correspondence. The section relating to the Scientific Branch includes estimates for the Royal Observatory, Cape Observatory, Nautical Almanac, Hydrographical Department, Chronometers and the Royal Naval College at Portsmouth.Estimates, 1836, for the year 1836-1837 (fos 14-15).Estimates, 1837, for the year 1837-1838 (fo. 41).Estimates, 1838, for the year 1838-1839 (fos 76-77).Estimates,...

Scope and Contents Estimates of Naval expenses for the next financial year, with related correspondence. The section relating to the Scientific Branch includes estimates for the Royal Observatory; Cape Observatory; Nautical Almanac; Hydrographical Department; Chronometers; Royal Naval College, Portsmouth; Compass Department; and Libraries and Museums.Estimates, 1846, for the year commencing 1 April 1846 (fos 15-16).Estimates, 1847, for the year commencing 1 April 1847 (fos...

Scope and Contents Estimates of Naval expenses for the next financial year, with related correspondence. The section relating to the Scientific Branch includes estimates for the Royal Observatory; Cape Observatory; Nautical Almanac; Hydrographical Department; Chronometers; Royal Naval College, Portsmouth; Compass Department; Libraries and Museums; Harbour and Railways Department; and the School of Mathematics and Naval Construction.Estimates, 1850, for the year commencing 1 April 1851, including an...

Scope and Contents Estimates of Naval expenses for the next financial year, with related correspondence. The section relating to the Scientific Branch includes estimates for the Royal Observatory; Cape Observatory; Nautical Almanac; Hydrographical Department; Chronometers; Royal Naval College, Portsmouth; Compass Department; and Libraries and Museums.Estimates, 1854, for the year commencing 1 April 1854, including the School of Mathematics and Naval Construction (fos 24-26).Estimates, 1855, for...

Scope and Contents Estimates of Naval expenses for the next financial year, with related correspondence. The section relating to the Scientific Branch includes estimates for the Royal Observatory; Cape Observatory; Nautical Almanac; Hydrographical Department; Chronometers; Royal Naval College, Portsmouth; Compass Department; and Libraries and Museums.Estimates, 1857-1858, for the year commencing 1 April 1857 (fos 31-32).Estimates, 1858-1859, for the year commencing 1 April 1858 (fos...

Scope and Contents Letter from J. Hall of the Admiralty requesting a list of all officers and clerks employed by the Royal Observatory who are 60 years of age or over, 1879, with a reply including the requested list.Letter from J. Hall requesting a list of all employees of the Royal Observatory who are directors of public companies, 1879.Correspondence between Sir George Airy and Admiral Sir Cooper Kay, 1880, containing a request by Kay to visit the Royal Observatory in order to see the general...

Scope and Contents Papers regarding the trial of telescopes, binoculars, mirrors, gun directors, etc., for the Royal Navy:Letter from the Admiralty, 1885, asking that the Astronomer Royal draw up a specification for telescopes for automatic sights of turret guns, so that the purchase may be put out to competitive tender.Form for the forwarding of a pattern of a gun director (pattern 306, registration no. 27) from Portsmouth, 1885.Blank form for use in tendering estimates for the...

Scope and Contents Correspondence and other papers relating to the annual trials of chronometers at the Royal Observatory:Correspondence with the Hydrographer of the Navy and internal memoranda concerning the results of the annual trial of chronometers, 1912-1913.Correspondence with trade journals concerning the publication of the results of the annual trial of chronometers, 1913.Correspondence with the Hydrographer of the Navy concerning the purchase of chronometers,...

Scope and Contents Correspondence and statements regarding the estimates and actual expenditure for the Royal Greenwich Observatory and Nautical Almanac Office, including financial liability statements; Navy Estimates; annual statements of salaries and wages chargeable to vote 6; annual estimates for major works chargeable to vote 10; annual statements for the R.G.O. salaries, wages and allowances chargeable to vote 6A; instruments chargeable to vote 6B; and correspondence with the Hydrographer regarding...

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Correspondence and other papers relating to the Admiralty; H.M. Dockyard, Chatham; Hydrographer of the Navy; and others concerning general plans and costs with regard to the Royal Greenwich Observatory.

Scope and Contents The mutual accusations of Lt. W.S. Stratford and W. Woolhouse, 1837.Correspondence on the Superintendent of the proposed Naval School at Portsmouth, 1838-1839.Letter from Captain Shirreff to Airy regarding the rate of pay of schoolmasters in the Navy, 12 August 1840, including 'Naval Notice on Regulations for the Qualification, Pay, and Half Pay of Naval Instructors and Schoolmasters'.Letters from the Admiralty examining the Greenwich Hospital Schools and concerning...

Scope and Contents Notes on John Flamsteed intended to serve for a history of the Royal Observatory, comprised of an extract from the parish register of Burstow, Surrey.Notes on Edmond Halley intended to serve for a history of the Royal Observatory, comprised of a biography by F.W. Simms, an extract from 'The Weekly Visitor', and a copy of the inscription on his gravestone.Notes by F.W. Simms on Halley's Comet intended to serve for a history of the Royal Observatory.Notes by Airy on...

Scope and Contents Undated ink drawing of Fraunhofer's solar spectrum.General correspondence concerning optics, relating mainly to telescopes, 1884-1894, including two copies of the Admiralty Telescope Contract, 1884; a copy of Patent No. 17994 of 1892: 'Improvements in Compound Object Glasses for Telescopes' by H.D. Taylor; W.J. Watson on increasing the power of a telescope; D.F. Webster on the reflection of the Moon in a mirror; Ralf Sadler on improvements to object glasses; and W.H. Duncan on water...

Scope and Contents (1) Official correspondence, 1883-1896Papers concerning the appointment of staff at the Royal Observatories at Greenwich and the Cape of Good Hope; the general reorganisation of Observatory staff; increases in scales of salary; additions to staff allowance for the Greenwich Observatory; a comparison table showing the difference between existing and proposed staffing levels; and copies of past correspondence between Sir George Airy and J.J. Scudamore on the same subject. The...

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Correspondence, memoranda and other papers relating to the Admiralty; H.M. Dockyard, Chatham; the Hydrographer of the Navy; R.T. James and Partners; and others regarding the Equatorial Group.

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Correspondence, estimates and other papers relating to the Admiralty; Hydrographer of the Navy; H.M. Dockyard, Chatham; Libraco Ltd; and others regarding the layout of the library at the Royal Greenwich Observatory.

Scope and Contents Correspondence and related papers concerning the Nautical Almanac Office, including the following material:(1) Staff and equipmentMonthly statements by H.G. Scott Barrett of outside work done for the N.A.O., 1943-1945.Correspondence between D.H. Sadler and Sir Harold Spencer Jones regarding the increased accuracy in the transit of the first point of Aries, 1940.Correspondence regarding unestablished service counting for superannuation purposes,...

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Correspondence, memoranda and other papers relating to the Admiralty and H.M. Dockyard, Chatham, regarding the Naval Stores.