Scope and Contents (1) General correspondence, 1891-19051891: E.P. Sealey's request for a transit of Venus negative.1892: Lane and Oscar's request to be allowed to buy photographs; W. Brookes on matter required for a photographic talk; E.P. Ridley on apparatus for a spectrum experiments; and A. Berry and J.R. Clapham's request for solar positions.1893: Correspondence with A.A. Common and the Royal Astronomical Society regarding photographs for the World Fair in Chicago; D. Riordan's...

Scope and Contents Correspondence regarding the selection of guiding stars for the astrographic charts, 1891-1892.Correspondence with astronomers regarding photographic charts, 1887, including Sir George Airy's enquiry if visitors are to receive papers on star charts; A.A. Common on Isaac Roberts's photographs and the grant for photographic work; Herr Gotbard sending specimen stellar photographs; William Huggins and E. Knobel on the grant for the reduction of photographs; Isaac Roberts on stellar...

Scope and Contents Correspondence relating to the solar eclipse seen in Norway on 9 August 1896:Receipts of tradesmen, hotels and others, 1896, including orders for Britannia Works's plates and Mawson's plates (cancelled later). There is also a receipt from the Canadian Pacific Railroad for fares to Japan.Correspondence of 1895-1897 concerning the eclipse of 9 August 1896, including letters from P.H. Matthiessen and Co. on a special cruise to Norway and letters to H.H. Turner on...

Scope and Contents Correspondence relating to the solar eclipse seen in India on 22 January 1898:Correspondence between the Secretary of the Asiatic Society of Bengal and the Secretary of the Joint Permanent Eclipse Committee regarding travel and accommodation arrangements, 1897, including a copy of correspondence with railway offices and a meteorological report.Preliminary correspondence with Captain E.H. Hills regarding arrangements for the eclipse expedition and the selection of an observing...

Scope and Contents Correspondence of David Gill with various individuals regarding work on the Southern Durchmusterung, divided into sections by correspondent:Professor J.C. Adams, Cambridge, 13 March 1888.Dr A. Auwers, Berlin, 9 May - 1 June 1887.A.A. Common, Ealing, 20 June 1887 - 7 July 1899.Thomas Dollmeyer, London, 21 November 1882 - 9 November 1887.T. and P. Henry, Paris, 13 February - 20 May 1885.M.L. and W. Huggins, London, 22 January 1883 - 25 September...

Scope and Contents (1) Letters regarding the existence of Neptune, 1846-1878Duplicate copies of collected correspondence on the investigations of J.C. Adams and U.J.J. Le Verrier into the existence of Neptune and in particular of the ensuing controversy over the name of the planet. There are also other letters concerning the minor planets and mathematical formula for their orbits, the Moon's equation and lunar acceleration. The correspondents include J.C. Adams, Sir George Airy, F.N.M. Arago, J....

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...

Scope and Contents

Miscellaneous correspondence of David Gill with astronomers and other individuals, divided into sections by correspondent: Cleveland Abbe; J.C. Adams; Professor Bakhuyzen; L. de Ball; Ballot; Belknapp, Washington; Miss Clerke; A.A. Common; Ralph Copeland; Cornu, Paris; Lord Lindsay; G.H. Darwin; J.L.E. Dreyer; Espin; Floyd of the Lick Observatory; J.W.L. Glaisher; and Gould.

Scope and Contents Correspondence with the Director, Paris Observatory, 1886, regarding a proposal to hold a conference to discuss an astrographic chart of the heavens, with a draft programme of discussions and correspondence with G.G. Stokes regarding his attendance to represent the Royal Society and the Astronomer Royal's acceptance of the invitation to represent the United Kingdom.Correspondence with A.A. Common and W. Huggins regarding the Royal Astronomical Society Committee and its membership,...

Scope and Contents Papers from the International Committee conference in Paris concerning fundamental stars, 1909.Circular letter from the President of the International Committee on fundamental stars relating to the Paris conference, 1909, with subsequent correspondence.Correspondence with Professor Lewis Boss regarding fundamental stars for the Paris Conference, 1909.Correspondence, travel arrangements and minutes, 1911, concerning the conference in Paris of 23-28 October...

Scope and Contents Memoranda concerning miscellaneous astronomical instruments, 1888-1908, including:1. 'Measurements of portable instruments'.2. List of astronomical instruments.3. 'Lubricant for heavy bearings'.4. 'Stauffers Lubricant'.5. 'Observations with small Transit'.6. 'Portable Transits'.7. 'Small Transit Instrument - Paris longitude'.8. 'Mercury basins used with small Transits'.9. 'Transit Pavilion'.10. 'Stellar...

Scope and Contents (1) Correspondence and papers regarding Royal Society soirees, 1900-1912Request for names of Royal Observatory assistants of six years' standing, 1900-1901.Papers relating to soiree exhibits and the preparations to present the exhibitions, 1900.Requests to present a soiree on the forthcoming solar eclipse, 1905.Covering papers and lists of solar transparencies, 1906.Request for names of Royal Observatory assistants of six years' standing,...

Scope and Contents General correspondence with Dr A.A. Common, the Royal Society and the Royal Astronomical Society, 1895, concerning committee matters and organisation for the 1896 total eclipse.General correspondence with members of the Committee concerning various aspects of the Japanese expedition, 1896.General committee correspondence for 1897.General committee correspondence for 1898, including a letter on the form of reporting the 1896 eclipse.Committee correspondence for...

Scope and Contents Correspondence with the Admiralty concerning the acceptance of Sir H. Thompson's offer of a 26-inch reflecting telescope for £5000, 1894.Correspondence with Sir H. Thompson concerning alterations to the 26-inch reflector and its transfer to the Royal Observatory, 1893-1899.Copies of correspondence between Sir Howard Grubb and A.A. Common concerning alterations and tests relating to the 26-inch reflector, 1895-1899.Correspondence with Troughton and Simms concerning the...

Scope and Contents 'Observations for the determining of the focus of the South East Equatorial for different rays', 1882-1888.Sixteen undated pages of calculations titled 'Correction of chromatic aberration for photographic rays by convex flint lens and concave crown lens placed within principal focus'.Undated sheet of calculations on the separation of the lenses of an object glass.Three undated sheets of calculations on the correction of an object glass for photographic rays by the...