» Royal Society. 217 
rurgica, under the title of ‘* The Modern Medico-chirurgical 
Pharmacopeeia,” containing formule for: topical and constitu- 
tional Remedies, from the private and Hospital Practice of the 
Most eminent Surgeons of London, Edinburgh, Dublin, and the . 
pweial Infirmaries, as well as those of France, Germany, and 
taly. 
A System of Mechanical Philosophy. By the late John Ro- 
bison, LL.D., Professor of Natural Philosophy in the University, 
and Secretary to the Royal Society, of Edinburgh. Edited by 
David Brewster,LL.D., F.R.S .E.—A copious article on the His- 
tory and Operations of the Steam Engine has been completely 
revised by the late James Watt, Esq. and his Son; of Soho. 
A System of analytical Geometry. By the Rev. Dionysius 
Lardner, A.M. of the University of Dublin, and M.R.I.A. 
Practical Observations on Paralytic Affections, St. Vitus’s 
Dance, Deformities of the Chest and Limbs. _ Illustrative of the 
beneficial Effects of Muscular Action. By W. Ward. 
Conversations on Mineralogy. With Plates by Lowry. 
Since Cast-Iron has been found to be so valuable a material 
for various parts of buildings and machines, an easy tnode of 
computing its strength has been a desideratum among mechanics 
and others, A small Work on this subject is now in the press, 
being a Practical and Experimental Essay on the Strength of 
Cast-Iron, with Rules, Examples, and Tables. Illustrated by 
Four Engravings. By Thomas Tredgold, Author of the Article 
Jomery in the Supplement to the Encyclopedia Britannica, 
and of a Treatise on Carpentry, Timber, and the Dry-rot, &c. 
XLIX. Proceedings of Learned Societies, 
ROYAL SOCIETY. 
Jan. 31, A PAPER by John Goldingham, Esq. F.R.S, was 
read, containing Observations on the Length of the Seconds 
Pendulum at Madras. 
Feb. 7, 14 and 21. The Meetings on these evenings were: 
occupied in reading a Paper by the Rev. W. Buckland, F.R.S., 
giving an Account of an assemblage of Fossil Teeth and Bones 
belonging to extinct Species of Elephant, Rhinoceros, Hippo- 
potamus, and Hyena, and some’ other Animals discovered in a 
Cave at Kirkdale, near Kirby Moorside, Yorkshire. 
This paper gives a detailed account of an antediluvian den of 
hyanas discovered last summer at Kirkdale, near Kirby Moor- 
side, in Yorkshire, about 25 miles north-east of York. 
Vol, 59, No, 287. March 1822, Ee The 
