CONTENTS. Ill 



PAGK 



Art. XVI. On the Physical and Chemical Constitution of 



Natural Waters. By M. E. Marchand, . 307 



XVII, Sketch of the Climate and Vegetation of the 

 Himalaya. By Thomas Thomson, M.D., 

 Assistant- Surgeon in the H.E.I.C. Service, 

 Bengal Establishment, . . . 309 



XVIII. Cosmological View, .... 321 



XIX. Eskimos, their Geographical Distribution, 322 



Origin of the Eskimos, . . . 323 



XX. On the Artificial Formation of Minerals. By 



Hausmann, Ebelmen, Sanarmont, and Bec- 



QUEREL : 



1. Artificial Formation of Minerals by Igneous 

 Action. By Professor Hausmann of Gottingen, 324 



2. On the Artificial Formation of Minerals in the 

 Dry Way, or through the agency of Heat. By 

 Ebelmen, . . . . . 324 



3. Experiments upon the Formation of Minerals 

 in the Humid Way, in Metalliferous Reposi- 

 tories. By M. DE Sanarmont, . . 326 



Conclusions, .... 328 



4. On the Artificial Formation, by the Humid 

 Method, of Corundum and Diaspore. By M. H. 



DE Sanarmont, . . . 329 



5. On the Artificial Formation of Minerals by 

 Electro-Chemical Action. By M. Becquerel, 330 



XXI. The Ocean, 333 



XXII. 1. On the Structure of Ice. 2. Rapid Evapo- 

 ration of Snow and Ice. 3. Dryness of Arctic 

 Air, 335 



XXIII. Volcanoes in the Bay of Bengal, &c. By Dr 



BuiST, of Bombay. (Communicated by the 

 Author), ..... 339 



XXIV. On Reptilian Remains found in the Old Red 



Sandstone of Morayshire : — 



1. Notice of the Discovery of Reptilian Foot- 

 tracks and Remains in the Old Red Sandstone 



