CONTENTS 



EDINBURGH JOURNAL OF SCIENCE, 



No. 11. 



NEW SERIES. 



Page 

 Art. I. Historical Eloge of the Marquis De Laplace. By M. Le Baron 



Fourier, . . . . 193 



II, On Thorite, a New Mineral Species, and on a New Earth, Thorina, 



which it contains. By J. J. Berzelius, . . 207 



III. On the reflection and decomposition of light at the separating surfaces 

 of media of the same and of different refractive powers. By Datid 

 Brewster, LL. D. F. R. S. L. and E. . . 209 



IV. Notice of some of the Birds of Madeira. By C Heineken, M. D. 

 Communicated by the Author, . . . 229 



V. Observations on certain Rfesinous aiid Balsamic substances foUnd in 



Guiana. By Dr Hancock. Communicated by the Author, 233 



VI. Observations on Turtles, &c By Dr Hancock. Communicated 



by the Author, . . . 244 



VII. Thoughts on the Deluge. Communicated by a Correspondent, 247 



VIII. On the Mean Temperature of Twenty-Seven different places in 



the State of New York for 1828, . . 249 



IX. Physical Notices of the Bay of Naples. No. V. On the Temple of 

 Jupiter Serapis at Pozzuoli, and the phenomena which it exhibits. 

 By James D. Forbes, Esq. Communicated by the Author, 260 



X. On the Shock experienced by Animals when they cease to form part 

 of an Electric Circuit. By Dr Et. Marianini, Professor of Natu- 

 ral Philosophy at Venice, .... 286 



XI. Notice of the performance of Steam-Engines in Cornwall for April, 

 May, and June 1829. By W. J. Henwood, F. G. S., Mem- 

 ber of the Royal Geological Society of Cornwall. Communicated by 

 the Author, ...... 289 



XII. Abstract of a Memoir upon the Bones procured from Butcher's 



Meat. By M. D'Arcet, Member of the Academy of Sciences, 291 

 XIII. Abstract of M. KupfFer's Memoir on the Specific Gravity of Metallic 



Alloys and their Melting Points, .... 296 



