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| On the Diurnal Deviations of the Horizontal Needle when under the influence of Magnets. By Samuel Hunter Christie, Esq. M.A. | page 197 | |
| On Fossil Shells. By Lewis Weston Dillwyn, Esq. F.R.S. | 198 | |
| On the apparent Magnetism of Metallic Titanium. By William Hyde Wollaston, M.D. V.P.R.S. | 199 | |
| An Account of the Effect of Mercurial Vapours on the Crew of His Majesty's Ship Triumph, in the Year 1810. By William Burnett, M.D. | 200 | |
| On the Astronomical Refractions. By J. Ivory, A.M. F.R.S. | 200 | |
| Observations on Air found in the Pleura, in a Case of Pneumato- thorax; with Experiments on the Absorption of different kinds of Air introduced into the Pleura. By John Davy, M.D. F.R.S. | 202 | |
| On Bitumen in Stones. By the Right Hon. George Knox, F.R.S. | 202 | |
| On certain Changes which appear to have taken place in the Positions of some of the principal fixed Stars. By John Pond, Esq. F.R.S. | 203 | |
| 1824. | ||
| The Croonian Lecture. On the Internal Structure of the Human Brain, when examined in the Microscope, as compared with that of Fishes, Insects and Worms. By Sir Everard Home, Bart. V.P.R.S. | page 203 | |
| Some Observations on the Migration of Birds. By the late Edward Jenner, M.D. F.R.S.; with an Introductory Letter to Sir Humphry Davy, Bart. P.R.S. By the Rev. G. C. Jenner | 204 | |
| On the Nature of the Acid and Saline Matters usually existing in the Stomachs of Animals. By William Prout, M.D. F.R.S. | 204 | |
| On the North Polar Distances of the principal fixed Stars. By John Brinkley, D.D. F.R.S. &c. | 205 | |
| On the Figure requisite to maintain the Equilibrium of a Homogeneous Fluid Mass that revolves upon an Axis. By James Ivory, A.M. F.R.S. | 206 | |
| On the Corrosion of Copper-sheeting by Sea-water, and on Methods of preventing this Effect; and on their Application to Ships of War and other Ships. By Sir Humphry Davy, Bart. P.R.S. | 207 | |
| A finite and exact Expression for the Refraction of an Atmosphere nearly resembling that of the Earth. By Thomas Young, M.D. For. Sec. R.S. | 207 | |
| The Bakerian Lecture. On certain Motions produced in Fluid Con- ductors when transmitting the Electric Current. By J. F. W. Herschel, Esq. F.R.S. | 208 | |
| Experiments and Observations on the Development of Magnetical Properties in Steel and Iron by Percussion. Part II. By William Scoresby, Jun. F.R.S.E. &c. | 210 | |
| On Semi-decussation of the Optic Nerves. By William Hyde Wollaston, M.D. V.P.R.S. | 211 | |
| Some curious Facts respecting the Walrus and Seal, discovered by the Examination of Specimens brought to England by the different Ships lately returned from the Polar Circle. By Sir Everard Home, Bart. V.P.R.S. | 213 | |
