Scope and Contents Letters and papers concerning new inventions; trials of improved instruments, especially the transit circle, Great Equatorial and altazimuth instruments; and improved techniques. The correspondents include B.A. Gould, C. Pritchard, E. Dunkin, E.J. Stone, L. Respighi, O. Struve, W.H.M. Christie, W. De La Rue, J.C. Maxwell, W. Huggins, S.J. Perry, A.V. Auwers, M.C. de Littrow, C.J.E. Wolf, A. Laussedat and J.R. Hind. There is a description and plans of the Great Equatorial Telescope;...

Scope and Contents Letters and papers concerning new inventions; trials of existing and improved instruments, especially the transit circle, altazimuth and equatorial telescopes; improved techniques; and adjustments to various instruments. The correspondents include W.H.M. Christie, G.G. Stokes, J. Glaisher, Sir D. Gill, C.V. Walker, G.M. Whipple, W. De La Rue, W. Huggins, A.C. Ranyard, F.A.T. Winnecke, J.T.R. Robinson, A.V. Auwers, A. d'Abbadie, Y. Villarceau, J.R. Hind, W.B. Clarke and Sir W. Thomson. There...

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Correspondence on new inventions and techniques, as well as trials of existing equipment, including the Greenwich spectroscope (with plans, drawings and suggestions), the transit circle, the altazimuth, the double edge micrometer and others. The correspondents include J.A. Broun, W. Huggins, W.H.M. Christie and W. De La Rue. There are also scales for old micrometers, a water pressure card, sketches for eyepieces and two photographs of a German heliometer.

Scope and Contents Correspondence with Airy and W.H.M. Christie concerning new astronomical techniques; requests for instruments and information; the testing of various instruments, such as a siderostat, telescopes and a driving clock; and the finding of the longitude. The correspondents include W. De La Rue, W. Huggins, S.P. Langley, Sir R.S. Ball, R.L.J. Ellery, E.K. Abbe, H.H. Turner and various lesser known scientists. There is a photograph of a negative of a plan of Flamsteed's equatorial sector, a...

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...

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 concerned primarily with following the solar eclipse of 14 December 1871. The papers include the announcement of the eclipse by N.R. Pogson; a report by Captain A.B. Fyers; observations by Sir J.N. Lockyer and Pogson, with 9 photographs taken at Madras; an Italian newspaper article by L. Respighi in the 'Gazzetta Officiale'; a French newspaper article; and a piece in 'The English Mechanic and World of Science' by R.A. Proctor. There are papers by Sir J.N. Lockyer on the 1871...

Scope and Contents Correspondence for the preparation of expeditions to Spain and Sicily to observe the total solar eclipse, 21-22 December 1870. The correspondence with the Royal Society, Royal Astronomical Society, the Admiralty and the India Office includes letters from R.C. Carrington, G.G. Stokes, Sir J.N. Lockyer, A.C. Ranyard, W. Lassell, W. De La Rue, W. Huggins, C. Pritchard, Sir E. Sabine, Admiral G.H. Richards and H. Merivale. There are lists for those participating, the expeditions' accounts and...

Scope and Contents Correspondence concerned primarily with preparations for expeditions to Spain, North Africa and Sicily to observe the total solar eclipse, 21-22 December 1870. The correspondents include J.C. Adams, J.F.W. Herschel, J.R. Hind, W. Huggins, P.J.C. Janssen, Sir J.N. Lockyer, S. Newcomb, B. Peirce, C. Pritchard, H.E. Roscoe, C.B. Vignoles and J. Winlock. There is a report by J. Carpenter, a paper by Sir J.N. Lockyer bearing a ½d stamp, papers on longitude experiments with telegraphs, and an...

Scope and Contents Official correspondence concerning the Annual Visitation of the Board of Visitors to Royal Observatory. The volume is divided into 18 sections. The first two sections cover the years 1891-1893 and 1894-1901. The remaining sections cover the years 1895-1910 inclusive. Much of the correspondence is between Christie and W.D. Barber, the Secretary of the Board of Visitors. The other correspondents are W.G. Adams, R.S. Ball, P. Cavell, A.E. Cooper (for Sir William Abriey), F.W. Dyson, Admiral...

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 Correspondence concerning the results of the total solar eclipse, 21-22 December 1870. The papers include the 'Monthly Notices of the Royal Astronomical Society', observations of the eclipse and the observations of Lord Lindsay's party in Sicily. There is a paper by E.J.A. Gautier, with coloured plates on the observation; correspondence with the Treasury and the Royal Society, including letters from J.R. Hind, G.G. Stokes and W. Huggins; and a correspondence with Sir J.N. Lockyer and A.C....

Scope and Contents Correspondence relating to the transit of Venus, 1874. The correspondents include J.C. Adams, W. De La Rue (with a photograph), R.L.J. Ellery, B.A. Gould, R. Grant, Sir W. Huggins, Lord Lindsay, Sir D. Gill, Sir J.N. Lockyer, Sir T. Maclear, Dr R. Copeland, R. Main, E.J. Stone, C. Meldrum, N.R. Pogson, R.A. Proctor, H.C. Russel, C. Todd, Major Tennant, Dr Oppolzer, J.C. Houzeau, J.A.C. Oudemans, P.A.E. Laugier, A. d'Abbadie, C.E. Delaunay, U.J.J. Le Verrier, O. Struve, Dr P.J.E. Janssen, G....

Scope and Contents Correspondence on instruments used in observing the transit of Venus. The correspondents include W.B. Birt, A.V. Auwers, A. de Morgan, W. De La Rue, W. Huggins, J.N. Lockyer, Miss Naylor, Mr Troughton and W. Simms. The papers include thermometer examination certificates issued by Kew Observatory; lists of instruments used in the transit of Venus observations; reports on the Altrincham (Naylor) and Hartwell (Lee) Equatorials; an illustrated single page catalogue of the theodolites made by Mr...

Scope and Contents Correspondence regarding admissions to visit the Royal Observatory. The volume is divided broadly into requests from the Admiralty to visit the Royal Observatory, introductions on behalf of visitors, personal requests to visit the Observatory, questionnaires for visitors, and instructions to assistants to receive visitors. The correspondents include J. Washington, J. Field, W.H. Sykes, J.W. Lubbock, B.A. Gould, J.C. Adams, J.R. Hind, J.E. Grey, J.A. Brown, J.D. Forbes, R. Fitzroy, J....

Scope and Contents Correspondence on the position and identity of stars, variable motions of stars, computations of star's positions, lists of stars and comparisons of stars and nebula. There are brief papers by G.P. Bond on a companion star to Sirius and a list of new nebulae and star clusters, 1847-1863, as observed at Harvard Observatory, U.S.A. There are also French circulars on nebulae, a list of stars observed on the Great Trigonometrical Survey of India, and French ephemerides of fundamental stars. The...

Scope and Contents Correspondence on the formulation of star catalogues, listings of stars, observations of circumpolar stars, corrections to star positions, double stars and work on nebulae and star clusters. There is a paper of nebulae and star clusters as observed at Bangalore, India, and a piece by R.A. Proctor from the 'Scientific Review' on the Great Nebula in Orion. The correspondents include F.W.A. Argelander, A. Wagner, A.R. Clarke, A.V. Auwers, W.H.M. Christie, E. Dunkin, F.A.T. Winnecke, S. Newcomb,...

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A photocopy of a letter from William Huggins to Miklos Konkoly Thege, 11 August 1881, noting that William Christie is now Astronomer Royal.

Scope and Contents Letters from various British and international observatories on the subject of filling vacancies, requests for new instruments at Oxford, and information on recent work performed at various centres. The correspondents include J.C. Adams, U.J.J. Le Verrier, C. Pritchard, W. Huggins, G. Salt, H. Merivale, R.L.J. Ellery, Lord Lindsay, the Earl of Rosse, Sir R.S. Ball, N.R. Pogson, F.A.T. Winnecke and L. Mallet. There are various additional papers, including 'Le Revue Scientifique'; the history...

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Miscellaneous correspondence of David Gill divided into sections by correspondent: Professor Bakhuyzen, L. de Ball, Miss A.M. Clerke, Ralph Copeland, J.L.E. Dreyer, Gylden, Robert Fleur, William Huggins, Harold Jacobi, S. Newcomb, W.E. Plummer, E.D. Preston, A.A. Rambaut, A.W. Roberts, Dr Isaac Roberts, Professor Safford, L. Schulhof, Professor Michie Smith, C. Piazzi Smyth, E.J. Struve, John Tebbutt, J.M. Thome, D.P. Todd, Professor H.H. Turner and H.C. Vogel.

Scope and Contents Airy's miscellaneous personal correspondence on scientific and non-scientific topics, including a great number of obituaries and memoirs of fellow scientists. The correspondents include C. Abbe, J.C. Adams, A.V. Auwers, G.P. Bond, A. Caswell, W.H.M. Christie, A. d'Abbadie, A. de Morgan, W. De La Rue, H.A.E.A. Fay, J.D. Forbes, W.J. Foerster, J.G. Galle, B.A. Gould, W. Huggins, W.R. Hamilton, P.A. Hansen, A.S. Herschel, J.F.W. Herschel, J.R. Hind, A.W.V. Hofmann, U.J.J. Le Verrier, J.H.V....

Scope and Contents Airy's miscellaneous personal correspondence on scientific and non-scientific topics, including a great number of obituaries and memoirs of fellow scientists. The correspondents include A.V. Auwers, C.T. Beke, W.B. Carpenter, J. Baxendell, H.E. Roscoe, A d'Abbadie, E. Dunkin, A. Cayley, W.H.M. Christie, C.E. Delaunay, E.J. Routh, H.A.E.A. Fayé, P.G. Tait, G. Forbes, E.J.A. Gautier, B.A. Gould, R. Grant, W. Harkness, J.F.W. Herschel, A.S. Herschel, C. Pritchard, J.N. Lockyer, W. Huggins,...

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 an index containing a précis of each item. The letters are divided into sections by correspondent:Professor A. Auwers, Berlin, 20 March 1901 - 26 March 1906.Professor O. Backland, Pulkova, 3 June 1901 - 28 May 1906.P. Baracchi, Melbourne, 18 May 1900 - 2 August 1906.Professor L. Boos, Albany, New York, 12 September 1902 - 19 September 1906.Miss Agnes Clerke, London, May 1901 - 3 December...