Scope and Contents Miscellaneous astronomical methods, new inventions and instruments sent in by various scientists and interested parties. The correspondents include E. Dunkin, J. Nasmyth, J. Booth, Lord Rosse, W. Lassell, J.F.W. Herschel, J.J. von Littrow, J.D. Forbes, G. Fisher, J.R. Hind and C. Pritchard. There are pieces on water clocks and barrel clocks, with drawings of their mechanism; N.R. Pogson's paper on an 'occular crystal micrometer'; C.R.D. Bethune's paper on 'reducing the apparent distance of...

Scope and Contents Correspondence on comets, including the Comet of 1556; Comet of 1811; Bruhn's Comet, Encke's Comet; Brorsen's Comet (1857); Klinkerfeus's Comet (1857); the fifth and sixth comets of 1857; the eight comets of 1858; and Fayé's Periodical Comet. The correspondents are a mixture of international astronomers and amateurs, forwarding observations and making requests. They include J.R. Hind, T. Chevallier, G.S.G. Santini, J. Challis, R. Grant, Y. Villarceau, J.J. von Littrow, J.F. Encke and W.C....

Scope and Contents Correspondence on comets observed between 1840 and 1848, including Brennecker's Comet (1840); Mauvais' Comet (1844); Colla's Comet (1847); De Vico's Comet (1847); Biela's Comet (1848); and Encke's Comet (1848). The correspondents include J.J. von Littrow, W.C. Bond, J.R. Hind and R. Sheepshanks on matters including observations, ephemerides, positions of comets and various texts, as well as H.C. Schumacher's circulars. There are also pieces on the awards of, and procedure for, the King of...

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 A book devoted to the total solar eclipse of 28 July 1851, comprised mainly of correspondence on preparations and issuing instructions to professional and amateur astronomers. The correspondence includes letters to J. Challis, E.J. Cooper, J.F. Encke, H. Fox-Talbot, H.A.E.A. Fayé, J.D. Forbes, J.F.W. Herschel, W. Lassell, Sir J.W. Lubbock, R. Stephenson, H.U. Addington and Lord H.E. Stanley of Alderley. There are a considerable number of requests from many amateur astronomers.The...

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Airy's miscellaneous correspondence, letters A-L. The correspondents include B. Amici, J. Anderson, D.F.J. Arago, F. Baily, F. Beaufort, F.W. Bessel. J.B. Biot, P.H.L. von Boguslowski, J. Coldecott, J. Challis, T. Chevallier, S.H. Christie, E.J. Cooper, W. Cubitt, W.R. Dawes, A. de Morgan, S.H. Drachs, J.F. Encke, J.D. Forbes, T. Galloway, E.J.A. Gautier, B.A. Gould, P.A. Hansen, T. Henderson, J.F.W. Herschel, J.G.S. Lefevre, U.J.J. Le Verrier and J.J. Littrow.

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....

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Correspondence with J.R. Hind concerning the 'Nautical Almanac', regarding the adoption of Le Verrier's tables, ephemerides of small planets, solar eclipses of 1866 and 1868 (with a map for the latter) and errors in the work. There are various requests for data on the Moon's culminations and places, including one on behalf of D. Livingstone. Other correspondents include E.J. Stone, U.J.J. Le Verrier, A. Laussedat, J.J. von Littrow, T. Maclear and A.C. Campbell.

Scope and Contents Correspondence and papers on the work of commissions and the institution of exhibitions, including an 'Examination of Institute Classes' (a piece from the 'Journal of Society of Arts'); an education exhibition; courses by the Royal Dublin Society; Cape of Good Hope public examinations; interviews for the Public Schools Commission; preparations for the International Exhibition, 1862, and the Paris Universal Exhibition, 1867, with a layout of the exhibition; a commission on the coal industry;...

Scope and Contents Correspondence and papers concerning the use galvanic signals to determine longitude. The papers describe the attempts to establish the longitude of the Edinburgh, Oxford and Cambridge Observatories by observing set stars and taking the difference between the local time and the Greenwich Time received by telegraphic signal. Other centres included in the project, but not necessarily tested, were Liverpool, Dublin, Vienna, Bristol and Lowestoft. The papers include correspondence with C.P....

Scope and Contents The first part of this volume deals with the minor planets, beginning with the Paris observations of asteroids, and is chiefly in the form of correspondence between Airy and U.J.J. Le Verrier. This is followed by various other observations of minor planets, announcements of new discoveries, requests for information and elements and ephemerides of these asteroids. There are circulars for the Berlin Jahrbuch by F. Tietjen, 1874-1875. The second part of the volume is devoted to comets,...

Scope and Contents Papers on scientific matters relating principally to telegraphs, including descriptions of the Bessemer Process; articles from the 'Reader and the Scientific Review' by W.F. Cooke on the invention of the electric telegraph; papers on galvanic currents by C. Brooke; 'The Telegrapher' on a constant galvanic battery; tests by J.C. Clark on submarine cables; 'Atlantic Telescopes' by W.R. Grove; alterations of a transit level by an earthquake; trials of navy telescopes; spectrum apparatus used at...

Scope and Contents Papers regarding the operation to discover the longitude of Edinburgh by means of electric telegraph. The papers include material on the arrangement of stars for observation; calculations of longitude at Edinburgh deduced from observations; and instructions and arrangements for those involved in the tests, including J. Washington, W. Ellis, C.V. Walker, C.P. Smyth, J.C. Clark and C.F. Varley. There are also letters on the longitude of Paris by U.J.J. Le Verrier, of Brussels by L.A. Quetelet,...