71 



CONTENTS 



_ 



INCK 



Schunck, 275. — On theyAlloys of Tungsten with Copper and other Metals, by 

 Dr. Percy: Analysis of Wrought Iron produced by Cementation from Cast 

 Iron, by Prof. Miller : Gutta Percha, 276. — Report on the Air and Water of 

 Towns, by Dr. Smith, 279. — On the Manufacture of Ice, 280. — Composition of 

 the Tungstates, by A. Laurent, 281. — On the Crystallization of Sulphur, by 

 M. S. Pasteur and M. Ch. Deville,2S2u 



Mineralogy and Geology. — Examination of the Telluret of Bismuth, from Virginia, 

 by Coleman Fisher, Jr., 28'2. — Emery Formation of Asia Minor, by J. Law- 

 rence Smith, 283. — Chrome and Meerschaum of Asia Minor, by J. L 

 Smith, 285. — Axinite io Maine : Copper of the Lake Superior Region, 286. 

 Observations on the " Old Crater" adjoining Kiiauea, (Hawaii,) on the east, by 

 Rev. C. S. Lyman, 287. 



Zoology. — On the Boring of Mollusca into Rocks an*d on the removal of Portions 

 of their Shells, by Mr. A. Hancock, 288. 



Astronomy. — Denial of the Discovery of the tenth asteroid, Diana : Ecliptic Star 

 Charts, 290. 



Miscellaneous Intelligence. — Observations on California, by Rev. C. S. Lyman, 290. 

 Analysis of Ashes, from a letter from Mr. Fleitmann to Prof. Horsford, 292. 

 Aurora Borealis of Nov. 17, 1848, 293— Gold Mining in Virginia, 295.— On 

 Common Salt as a Poison to Plants, by W. B. Randall, 299.— On the Influ- 

 ence of Temperature upon the Distribution of Fauna in the ^Egean Sea, by 

 Lieut. Spratt, 300.— On the Advantageous Use made of the Gaseous Escape 

 from the Blast Furnaces of Ystalyfera, by Mr. J. Palmer Budd: Lawrence 

 Scientific School at Cambridge: Daguerrotypes of a Chimpanzee, a species of 

 Orang Otang, 303. — Climate of Italy : Goitre due to Magnesian Salts in water : 

 Motive power : Coal in the Straits of Magellan : Gun Cotton for tooth ache, 304- 

 Native Silver in Norway: Naphtha Spring near Alfreton, England: Prizes : 



Chloroform, as a solvent, 305. — Appendix. — Observations on California, from 

 the correspondence of the Rev. C S. Lymaj*, 305. 



Bibliography. — Alph. De Candolle, Prodromus Reg. Veg. : pars. XII, Sistens 

 Labiatas et quinque minores Corollifloranim ordines, 309. — Annals of the Ly- 

 ceum of Natural History of New York, 311. 



List of Works, 311. 





NUMBER XXI. 



Art. XXVIL Notice of, and citations from a Voyage of Discov- 

 ery and Research in the Southern and Antarctic Regions, 

 during the years 1839-43, by Captain Sir James Clark 

 Ross, R. N., Knt., D.C.L. Oxon., F.R.S, etc., - 



XXVIIL On the Fundamental Principles of Mathematics; by 



Prof. Stephen Alexander, 



XXIX. Results additional to those offered by Dr. Locke from his 

 Three Experiments, " On Single and Double Vision, pro- 

 duced by viewing objects with both eyes ;" by S. Pearl 

 Lathrop, M.D., 



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