Scope and Contents Miscellaneous scientific works and correspondence on comparisons of Earth currents; the Australian telegraph; the Earth's axial wobble; various earthquakes, including the Sussex earthquake of 1864; a paper by G.P. Bond on a new form of the achromatic object-glass; T.W. Webb's paper on Dr Draper's telescope; observations of the spectra of stars from a balloon ascent by J. Glaisher; a French article by Camile Flammarion on spectral analysis from 'Le Siècle', 12 January 1866; 'Discrimination of...

Scope and Contents Correspondence and printed papers on astrology, chemistry, electricity, galvanism, geology, optics and squaring the circle. The correspondents include T. Andrews, W.H. Miller, W. De La Rue, W. Huggins, W. Klinkerfeus, J. Challis and L. Respighi. There are official printed reports on the Anglo-Australian Telegraph; specimens of output from printing telegraphy; a prospectus for a book titled 'Physical and historical evidences of vast sinkings of land on the North and West coasts of France and...

Scope and Contents Papers concerned principally with telegraphs and tests on Admiralty telescopes. The material on telegraphs includes tests and observations of deflections by C.F. Varley; a map of telegraph lines; a report on the South Australian telegraph; and a newspaper article on the Atlantic cable. The papers concerning Admiralty tests on telescopes include Airy's reports on his findings and correspondence with R.S. Dundas. Other material includes A. Sedgwick writing on Darwin's Theory in 'The Cambridge...