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| Of the Functions of some parts of the Brain ; and of the relations between the Brain and Nerves of Motion and Sensation. By Sir On the Principle of Construction and General Application of the Negative Achromatic Lens to Telescopes and Eyepieces of every description. By Peter Barlow, Esq. F.R.S | 284 |
| Some remarks in reply to Dr. Daubeny's Note on the Air disengaged from the Sea over the site of the recent Volcano in the Mediterranean. By John Davy, M.D. F.R.S. Assistant Inspector of Army Hospitals | 284 |
| On the number of Primitive Colorific Rays into which White Light may be separated. By Paul Cooper, Esq | 284 |
| An Investigation of the Laws which govern the Motion of Steam-Vessels, deduced from experiment. By P. W. Barlow, Esq. Civil Engineer | 285 |
| On the Equilibrium of a Mass of Homogeneous Fluid at liberty. By James Ivory, Esq., K.H. M.A. F.R.S | 286 |
| Experimental Researches in Electricity; Eighth Series. By Michael Faraday, Esq. D.C.L. F.R.S | 287 |
| On the Arcs of certain Parabolic Curves. By Henry Fox Talbot, Esq. M.P. F.R.S | 287 |
| Observations on the Teredo navalis and Limnoria terebrans, as at present existing in certain localities of the British Islands. By William Thompson, Esq. Vice-President of the Natural History Society of Belfast . | 291 |
| On the Nervous System of the Sphinx ligustri (Linn.) during the latter stages of its Pupa and its Imago States ; and on the Means by which its Development is effected. By George Newport, Esq | 292 |
| Observations on the Torpedo, with an account of some additional experiments on its Electricity. By John Davy, M.D. F.R.S. Assistant Inspector of Army Hospitals | 293 |
| Appendix to a former Paper on Human Osteology. By Walter Adam, M.D | 294 |
| On the Repulsive Power of Heat. By the Rev. Baden Powell, M.A. F.R.S. Savilian Professor of Geometry in the University of Oxford. | 294 |
| Analysis of the Moira Brine Spring near Ash by- de-la-Zouch, Leicestershire, with Researches on the Extraction of Bromine. By Andrew Ure, M.D. F.R.S | 295 |
| On the Nature and Origin of the Aurora Borealis. By the Rev. George Fisher, M.A. F.R.S | 295 |
| Theorie Balistique. Par M. Le Comte de Predaval | 296 |
| On the Atmospheric Tides and Meteorology of Dukhun, in the East Indies. By Lieut.-Colonel W. H. Sykes, F.R.S | 296 |
| On the Ova of the Ornithorhynclius paradoxus. By Richard Owen, Esq | 297 |
| Observations with the Horizontal and Dipping Needles, made during a
Voyage from England to New South Wales. By James Dunlop, Esq. |
297 |
| Experiments on Light. By Henry Fox Talbot, Esq., M.P. F.R.S. | 298 |
| On the Mummy Cloth of Egypt ; with Observations on the Manufactures of the Ancients. By James Thomson, Esq. F.R.S. | 298 |
