Royal Society. 301 
burgh, F.L.S. &c. &c. With a Sketch of Berzelius’s System of 
Mineralogy ; a Synoptic Table of the principal Characters of the 
Pure Earths and Metallic Oxides, before the Blow-pipe; and 
numerous Notes and Additions by the Translator. 
Observations on Leonardo da Vinci’s celebrated Picture of the 
Last Supper. By J. W. De Goethe, Author of Werther, &c. 
With an Introduction and Notes. By G. H. Noehden, LL.D. 4to. 
Journal of an Expedition 1,400 Miles up the Orinoco, and 
300 up the Arauca; with an Account of the Country, the Manners 
of the People, Military Operations, &c. By J. H. Robinson, late 
Surgeon in the Patriotic Army. Svo. 15s. 
A Letter to Daniel K. Sandford, Esq. Professor of Greek in 
the University of Glasgow, in answer to the Strictures of the 
Edinburgh Review on the Open Colleges of Oxford.—By a Mem- 
ber of a Close College. 2s. 6d. 
A Comparative Estimate of the Mineral and Mosaical Geo- 
logies. By Granville Penn, Esq. 
~ An Inquiry into the Opinions, Ancient and Modern, concern- 
ing Life and Organization. By John Barclay, M.D. Lecturer 
of Anatomy and Surgery, Fellow of the Royal College of Physi- 
cians. Svo. 14s. 
The Inverted Scheme of Copernicus, with the pretended Ex- 
periments upon which his Followers have founded their Hypo- 
thesis of Matter and Motion, compared with Facts ; the Doctrine 
of the Formation of Worlds out of Atoms by the power of Gra- 
vity and Attraetion, exposed as foolish, and completely refuted as 
false ; the Divine System of the Universe proved by Astronomi- 
cal Tables to be true. To which is prefixed, a Letter to Sir 
Humphry Davy, Bart., President of the Royal Society. By B. 
Prescot, Esq. 8vo. 7s. 
A Universal Technological Dictionary; or, Familiar Explana- 
tion of the Terms used in all Arts and Sciences; containing De- 
finitions drawn from Original Writers. By George Crabb, A.M. 
Parts I. and II. 4to. 9s. each. 
LXVIII. Proceedings of Learned Societies. 
ROYAL SOCIETY, 
March 14 and 21.0% these evenings a paper on the Alloys of 
Steel, by J. Stodart, Esq. F.R.S. and Mr. Faraday, Chemical 
Assistant to the Royal Institution, was read. 
Satisfactory experiments on these alloys having been previ- 
ously made on a small scale in the laboratory of the Royal Insti- 
tution, they were extended for the purpose of manufacture, on 
tne 
