Correspondence regarding, primarily, meteorological instruments and results, with related papers. The volume includes abstracts and explanations of weather conditions, 1858-1860, by J.M. Saxby; a description of a meteorograph by P.A. Secchi, with illustrations; a 'determination of index errors of the transit circle and altazimuth barometers'; experiments with Robinson's anenometer; notes on instruments and observations by J. Glaisher; correspondence with R. Fitzroy on weather reports; suggestions to promote correspondence between meteorological observers; the Board of Trade Barometer Manual; writing on British coastal storms and storm signals and anenometer directions from the 'Mercantile Marine Magazine'; barometrical tables by E.J. Lowe; papers on a proposed meteorological observatory at Mauritius; a 'uniform system of meteorological observations' by R. Lachlan; a 'present mode of estimating the mean temperature in England' by J. Stark; 'Companion to the Barometer', a printed booklet of mountain barometer tables; and a German paper on the direction of the wind on the Earth's surface by General Van Baeyer. The correspondents include S. Smiles, R.C. Carrington, E. Sabine, J.P. Nichol, C. Todd and T.H. Farrer.