former communication. By Sir John Frederick William Herschel,
Bart. K.H. F.R.S. 8m. in a hatter to Samuel Hunter Christie, Esq. Sec. page 398
Boring Register, Bow Island, South Pacific. By captain Edward Belcher. R.N. 399
Observations on the Blood-corpuscles, particularly with reference to opinions expressed and conclusions drawn in papers ‘ On the Cor- puscles of the Blood,‘ and ‘ 0n Fibre,’ recently published in the Philosophical Transactions. By T. Wharton Jones, Esq. Elia... 431
\‘Vind Table, from observations taken at the summit of the Rock of
Gibraltar. By Colonel George J. Harding... 432
Spermatozoa observed within the Mammiferous Ovum. By Martin Barry, M.D. F.R.S. L. and Ed. 432
Experimental Inquiry into the cause of the Ascent and Continued Motion of the Sap; with a new method of preparing plants for physiological investigations. By George Rainey, Esq. M.R.C.S... 432
1843.
On the Nerves. By James Stark, M.D.. . . 434
A Letter from Prof. Hanson to G. B. Airy, Esq. F.R.S. AB. ‘ On New Method of computing the Perturbations of the Planets Whose eccentricities and inclinations are not small.’ 435
Variation de la Déclinaison et Intensité Horizontale observe’es 5. Milan pendant vingt-quat erheurs consécutivese le 25 et 26 Novembre, et le 21 et 22 Décembre 1842. Par Prof. Carlini, For. Memb. R.S... 435
On the minute structure of the Skeletons or hard parts of Inverte- brata. By W. B. Carpenter, 435
Observations on certain cases of Elliptic Polarization of Light by Re- flection, By the Rev. Baden Powell, M.A. F.R.S. Savilinn Pro- fessor of Geometry in the University of Oxford .
Variation of the Magnetic Needle as observed at Washington City, D. C., from 371 30'“ July 24th to 31‘ July 25th, 1840, inclusive (Gift- tingen mean time). By Lieut. Gillies, of the United States Service 437
436
Experimental Researches in Electricity.-—-Eighteenth Series. By Mi- chael Faraday, Esq. D.C.L. F.R.S.—Section 25. On the Electricity evolved by the Friction of Water and Steam against other bodies... 437
Magnetical Term-observations made at the Observatory at Prague, for September, October, November and December, 1842. By Professor Kreil
On the Structure and Mode of Action of the Ir . Esq. .
Tide‘Observations at Tahi By Captain Edward Belcher, R.N.
On Fissiparous Generation. By Martin Barry, M.D. F.R.S. L. and Ed. . 441
By c. R. Hall,
