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...

Scope and Contents Correspondence concerning new ideas on navigation, trials of existing equipment, the Greenwich transit circle and altazimuth, the purchase of a new telescope for New Zealand, and the sale of other instruments. The correspondents include E.J. Stone, W.H.M. Christie, W. De La Rue, E. Dunkin, A. d'Abbadie and Sir H. Grubb. There are papers by L.M. Rutherford on a glass circle for the measurement of angles; writing by G. Davidson on mechanical defects in micrometers; material on Sumner's method...

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Personal and business cards of visitors to the Royal Observatory, including B. Donkin, J.V. Lamont, C.V. Walker, W. Siemens, W.H. Smyth, A. d'Abbadie, R.C. Carrington, G.P. Bond, B.A. Gould, W. Cassell and C. Brennicke. A large proportion of the cards belonged to foreign visitors.

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Comparisons of north polar distances in the first and second seven year and nine year star catalogues and for circumpolar stars, with corrections to those comparisons. There is a catalogue of 384 transit stars and a short paper by A.M.W. Downing on refraction. The correspondents include W.H.M. Christie, A. d'Abbadie, J.R. Hind, A.V. Auwers, C.P. Smyth, T.H. Safford, E. Dunkin and O. Struve.

Scope and Contents Correspondence and theories of J.C. Adams, A. d'Abbadie and Mr Sawitsch regarding geodesy. The papers includes a manuscript titled 'Observations made at Schiehallion June 1775' written by Dr Maskelyne and an assistant; a resumé of the career of Captain Basevi; plans of platforms for pendulums in a Russian observatory and in the Royal Society; a printed paper titled 'Gegenbericht an die permanente Commission der Europaischen Gradmessung' (Reply to the permanent European Commission on the size...

Scope and Contents Correspondence on geodesy with related papers. The correspondents include H. James, W. De La Rue, C. Pritchard, B.A. Gould, O. Struve, F.A.T. Winnecke, C.F. Varley, W.G. Armstrong, J.T. Chance, W. Smyth, A.R. Clarke, R.L.J. Ellery, J.J.V. Littrow, A. d'Abbadie and C.V. Walker. There is material concerning experiments to find the Earth's density; a paper on a geological survey of Britain; drawings of two portable transit instruments and a zenith sector; departmental orders for a...

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 relating to the transit of Venus, 1882. The correspondents include W. Spottiswoode, J.R. Hind, A. d'Abbadie, J.C. Adams, W. De La Rue, Maxwell Hall, Sir D. Gill, G. Forbes and J.H. Dallmeyer. Included amongst the correspondence are printed papers on instructions to observers; minutes of the meetings of the Transit of Venus Executive Committee; a Report of the Committee; a paper on Airy's Double-Image Micrometer; and newspaper cuttings on the transit of Venus and expeditions....

Scope and Contents Correspondence with the Admiralty and the general public concerning visits to the Royal Observatory, Greenwich. Indexed volume in four sections: 1. Correspondence with the Admiralty and Admiralty introduction of Visitors; 2. General introduction of visitors; 3. General correspondence about visiting the Royal Observatory; 4. Orders to assistants regarding the reception of visitors.The correspondents include J. Babinet, S. Bannister, F. Beaufort, J.B. Biot, G.P. Bond, E.W. Brayley,...

Scope and Contents Miscellaneous papers concerning astronomical matters, including letters from O. Struve, Professor Clerk Maxwell, W.R. Birt, A.V. Auwers, J. Challis and W. De La Rue. The subjects covered include a photograph of the Sun; solar protuberances, in a letter from P.A. Secchi printed in 'The Mechanics Magazine'; C.A. Young's 'Bright Lines in the Spectrum of the Chromosphere'; Christie's paper on 'The Constitution of the Sun's atmosphere and Corona'; solar spectroscopy; W.R. Birt's lunar work;...

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...

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Airy's miscellaneous correspondence with, among others, J.C. Adams, D.F.J. Arago, J.B. Biot, P.H.L. von Boguslowski, J. Challis, W. Cubitt, A. d'Abbadie, J.D. Forbes, J.S. Henslow, J.F.W. Herschel, M.J. Johnson, W. Lassell, U.J.J. Le Verrier, W.H. Miller, J.P. Nichol, G.A.A. Plana, J.C. Ross, the Earl of Rosse, H.C. Schumacher, G.G. Stokes, W.H. Smyth, C.P. Smyth, R. Sheepshanks, F.E.W.V. Struve and W. Whewell.

Scope and Contents Airy's miscellaneous correspondence with, among others, J.C. Adams, W.C. Armstrong, J.B. Biot, G. Bishop, Mr Bloxam, A. Caswell, J. Challis, J. Cockle, A. d'Abbadie, W. Dension, A.A. De La Rive, W. De La Rue, A. de Morgan, R.L.J. Ellery, J.D. Everett, W. Fairbairn, J.D. Forbes, J.G. Forchhammer, A. Gautier, J.M. Gillis, B.A. Gould, R. Grant, J.F.W. Herschel, J.R. Hind, J. Lee, G.B.I.T. Libri, J.T. Littrow, E. Loomis, R. Main, W.H. Miller, O.M. Mitchel, F.N.M. Moigno, R. Murchison, G.E....

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 Airy's miscellaneous correspondence with, among others, J.C. Adams, A.V. Auwers, E. de Beaumont, C.T. Beke, Sir D. Brewster, B.C. Brodie, A d'Abbadie, W. De La Rue, A. de Morgan, G.B. Donati, E.J.A. Gautier, B.A. Gould, W.R. Hamilton, P.A. Hansen, C. Hansteen, J.F.W. Herschel, J.N. Lockyer, J.H. Malder, S. Newcomb, C. Pritchard, L.A. Quetelet, M. Sequin, D.A. Silveira, O. Struve and C.B. Vignoles. The papers include notices of the deaths of several eminent people, including non-scientists,...

Scope and Contents Airy's miscellaneous correspondence with, among others, A. d'Abbadie, A.V. Auwers, F.W. Bessel, G.B. Donati, H.A.E.A. Fayé, E.J.A. Gautier, B.A. Gould, A. Hall, E. Heis, T. Henderson, N.R. Pogson, C. Pritchard, O. Struve, E.W.L. Temple, F.F. Tisserand, C.B. Vignoles, C. Wheatstone and W. Whewell. The papers include notices of the deaths of several eminent people, including non-scientists; testimonials to others; and correspondence on memorials for earlier scientists. There are also two...

Scope and Contents Airy's miscellaneous correspondence with, among others, F. Beaufort, J.B. Biot, G. Bishop, P.H.L. von Boguslowski, S.H. Christie, T.F. Colby, W. Cubitt, A. d'Abbadie, A. de Morgan, W. Denison, J.D. Forbes, C.L. Gerling, B.A. Gould, J.S. Henslow, J.F.W. Herschel, M.J. Johnson, P. Kelland, J. Lee, U.J.J. Le Verrier, Mr Manners, G. Peacock, C. Pritchard, L.A. Quetelet, the Earl of Rosse, E. Sabine, E.S.C. Santini, H.C. Schumacher, A. Sedgwick, R. Sheepshanks, W.H. Smyth, C.P. Smyth, R....

Scope and Contents Aiy's miscellaneous correspondence, letters A-K. The correspondents include, among others, J.C. Adams, F. Beaufort, J.B. Biot, G.P. Bond, J. Booth, R.C. Carrington, W. Cubitt, A. d'Abbadie, A. de Morgan, W. Denison, J.F. Encke, M. Faraday, J.D. Forbes, E. Frankland, J.E. Galle, A. Gautier, B.A. Gould, W.R. Hamilton, P.A. Hansen, C. Hansteen, J.F.W. Herschel, F.W.H.A. Humboldt, W.S. Jacob and M.J. Johnson. The papers include two newspaper cuttings, one on the death of Sir Francis Beaufort,...

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Airy's miscellaneous correspondence with, among others, J.B. Biot. C. Brooke, J. Challis, A. d'Abbadie, A. de Morgan, W. Denison, J.D. Forbes, J.P. Gassiot, B.A. Gould, J.F.W. Herschel, J. Hartnup, W. Lassell, J. Lee, U.J.J. Le Verrier, J.W. Lubbock, R. Main, Mr Manners, F. Maxwell, C. Pritchard, L.A. Quetelet, J.D. Runkle, P.A. Secchi, W.H. Smyth, F. Struve, C.B. Vignoles, G.H. Wiedemann, W. Whewell and Mr Whitbread. The papers include a notice of the death of L.A. Quetelet's wife.

Scope and Contents Correspondence and papers on various scientific topics. The papers begin with work on electricity and magnetism, including W. Thomson's transfer of galvanic currents; J. Tyndall's lecture on magnetic repulsion delivered to the Royal Institution; and C. Chalmers' notes on electricity. There are samples of J.C. Clark's chemical telegraph; material on I.K. Brunel's proposal of voyages to India; various barometer readings; longitudes of Paris, Lancaster, Torbay and Algeria; and a letter by D....

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Correspondence, primarily with J.R. Hind, on the 'Nautical Almanac', with reference to corrections to elements, places of comparison, stars and corresponding lunar observations. There are requests for information on star places for the longitude of Karachi, Pakistan; star positions; solar spots; and the Moon's place. The correspondents include J. Glaisher, A. d'Abbadie, G.P. Bond, R.C. Carrington and R.L.J. Ellery.

Scope and Contents The first part of a series on the expedition on board HMS 'Himalaya' to observe the total solar eclipse in Spain on 18 July 1860. The early part of the papers deals with the preparations for observing the eclipse and official business with the French and Spanish governments and Lord Cowley. This is followed by lists of the observers of the eclipse, their preparations and their observations, with an extensive amount of letters by J.C. Adams, R.C. Carrington, T. Chevallier, C. Brenniker, A....

Scope and Contents The fourth part of a series on the expedition on board HMS 'Himalaya' to observe the total solar eclipse in Spain on 18 July 1860. The papers begin with comparisons of chronometers and work on thermometers by F.S. Adams. This is followed by observations of the eclipse at different stations in Northern Spain by D.A. Aquilar; G.B. Airy; W. Airy, including a map of the stars' positions during the eclipse; H.S. Atwood; J. Beck; W. Beck; J. Bononi, in the form of a diary and including a...