CONTENTS. V 



great Telescope of the Earl of Rosse, 208. — Third Comet of 

 1843 : Remarkable Fulgurite, 210. — Upon the deposit of Gold 

 recently discovered in the Ural, 211. — Periclase, a new min- 

 eral, 212. — Coast Survey: Canal around the Sault St. Marie 

 to connect Lake Superior with Lake Huron, 213. — Destruc- 

 tion of the Public Conservatory at Boston : The De Candolle 

 prize for Botanical Monographs, 214. — Effect of Electricity: 

 Proposed nomenclature of numbers between ten and twenty : 

 Heat from solid carbonic acid, 215. — Death of Dr. Richard 

 Harlan : Death of Col. Trumbull : Death of the Rev. James 

 H. Linsley, 216. 



NUMBER II. 



Page. 



Akt. I. Description of the Tithonometer, an instrument for meas- 

 uring the Chemical Force of the Indigo-tithonic Rays ; 

 by Prof. John W. Draper, M. D., - - - - 217 



II. Beaumontite and Lincolnite identical with Heulandite ; by 



Francis Alger, ....... 233 



III. Scraps in Natural History, (Quadrupeds;) by Dr. John 



T. Plummer, 236 



IV. Analysis of Wines from Palestine, Syria, and Asia Mi- 



nor, and of Specimens of American Cider ; by Prof. 

 Edward Hitchcock, LL. D., .... 249 



V. Statement of Elevations in Wisconsin ; by I. A. Lapham, 258 

 VI. List of Birds found in the vicinity of Carlisle, Cumber- 

 land County, Penn. ; by Wm. M. and Spencer F. Baird, 261 



VII. Abstract of a Meteorological Journal for the year 1843, 



kept at Marietta, Ohio ; by S. P. Hildreth, M. D., - 277 

 VIII. A Week among the Glaciers ; by Dr. H. Allen Grant, 281 

 IX. Notice of Remains of Megatherium, Mastodon, and Silu- 

 rian Fossils ; by Rufus Haymond, M. D., - - 294 

 X. Notice of a Memoir by C. G. Ehrenberg, " On the Extent 

 and Influence of Microscopic Life in North and South 



America," 297 



XL On the Ridges, Elevated Beaches, Inland Cliffs and Boul- 

 der Formations of the Canadian Lakes and Valley of St. 

 Lawrence ; by Charles Lyell, Esq., F. R. S., &c, - 314 

 XII. On the Tertiary Strata of the Island of Martha's Vineyard 



in Massachusetts ; by Chas. Lyell, Esq., V. P. G. S., &c>, 318 



