Researches on the Decomposition and Disintegration of Phosphatic Vesical Culculi; and on the introduction of Chemical decomponents into the living Bladder. By S. Elliott Hoskins, M.D. . . page 443
A Method of proving the three leading properties of the Ellipse and the Hyperbola from a well-known property of the Circle. By Sir Frederick Pollock, Knt. F.R.S. Her Majesty’s Attorney General.... 443
On the diurnal Temperature of the Earth’s surface, with the discus- sion of a. simple formula for ascertaining the same. By S. M.
Drach, Esq. F.R.A.S. 444
On the Laws of Individual’fides at Southampton and at Ipswich. By G. B. Airy. Esq. M.A. F.R.S. Astronomer Royal ................. 445
On the Special Function of the Skin. By Robert Willis, M.D. 445
On the Cause of the reduction of hletnls from the solutions of their salts by the antaic Circuit. By Alfred Smee, Esq. F.IL.S. Surgeon to the Bank of England ............... 447 On the import and office of the Lymphatic Vessels. By Robert V\ lis,
Further Observations on the descending fluids of Plants, and more especially the Cambium. By George Rainey, Esq... . 449
Notice of an Extraordinary Luminous Appearance seen in the Heavens on the 17th of March, 1843, in a letter to S. H. Christie, Esq. Sec. R.. . By Sir John F. W'. Herschel, Bart. F.R.S. ... 450
ERRATUM. I’. 386, line 9, fir “ the filaments of which are,” rmd “ thls filament is.”
