Reprinted from the Monthly notices of the Royal Astronomical Society (April 1860), with additions and corrections by the author [E.156.3.20, etc.].

Bound with: Letter of Professor A.D. Bache to the editor / [A.D. Bache, U.S. Coast Survey] -- Suggestions to astronomers for the observation of the total eclipse of the sun on July 28, 1851 / drawn up by a committee of the British association -- The eclipse of the sun of May 26, 1854 -- Recent researches relating to nebulae / by A. Gautier -- Story of the new planet, Neptune -- The orbit of Neptune / computed by Sears C. Walker ; and formulae in the theory of Neptune / by Benjamin Peirce, read December, 1847 -- Thoughts on the discovery of Le Verrier's planet / by Professor Olmsted -- On the telescopic appearances of Saturn with a 7 1/2 inch telescope / by W.R. Dawes -- On the proper motion of Sirius in declination / by Truman Henry Safford -- On the companion of Sirius ; [On the discovery of the asteroid (72) ; On the discovery of Comet III, 1861 ; On the physical aspect of Encke's comet] / by G.P. Bond -- Observations of the aurora borealis. : from Sept. 1834 to Sept. 1839 / by Robert Snow -- On the aurora borealis and the aurora australis / by Joseph Lovering -- Review of Herschel's Outlines of astronomy / by Benjamin Apthorp Gould -- Description of a new cataloguing and charting machine / by G.W. Hough -- Illustrations of astronomy / by Henry Hayden -- Views of astronomy : seven lectures delivered before the Mercantile Library Association of New York in the months of January and February, 1848 / by J.P. Nichol -- The description and use of Bartlett's celestial planisphere -- The National Observatory -- A description of the constellations -- The observatory / by Lemuel Sawyer -- An account of the observatory at Pulkowa, as written for the North American review, July, 1849 / by B.A. Gould -- On the new form of the achromatic object-glass introduced by Steinheil / by G.P. Bond -- Royal Society. Correspondence of the Committee on the Southern Telescope.