iv CONTENTS. 



Page. 



XIV. Third Annual Meeting of the Association of American 



Geologists and Naturalists, 146 



XV. A Daguerreotype Experiment; by B. Silliman, Jr., 



A. M., and Wm. Henky Goode, M. D., - - - 185 

 XVI. Discovery of a Chambered Univalve Fossil in the Eocene 



Tertiary of James River, Virginia ; by M. Tuomey, - 187 

 XVII. Bibliographical Notices : — Michaux's North American 

 Sylva : Loudon's Encyclopsedia of Trees and Shrubs : 

 Leedebour's Flora Rossica, 188. — London Journal of 

 Botany : Kunze's Supplemente der Riedgraser (Cari- 

 ces) : Memoir on a Jaw of the Iguanodon, and remains 

 of the Hylseosaurus, &c., 189. — Sherwin's Treatise on 

 Algebra, 190. — Trimmer's Practical Geology and Min- 

 eralogy, 191. — Dana's Muck Manual for Farmers, 192. 

 — Murchison's Address before the London Geological 

 Society for 1842, 192. — Transactions of the Manches- 

 ter Geological Society, 201. — Fourth Report of the Ag- 

 riculture of Massachusetts, 202. — Catlin's Letters and 

 Notes on the Manners and Customs of the North Amer- 

 ican Indians, 203. — New Works in Science, 205. 



Miscellanies. — Microscopic Fungus, 205. — Soirees of the Pres- 

 ident of the Geological Society of London : Testimonial to 

 Dr. Mantell, 206. — Steam Navigation in the Pacific, 207. — 

 U. S. Exploring Expedition, 208. — Observations for Shoot- 

 ing Stars, April 20-21, 1842, 212.— Botanical Necrology, 

 &c., 214. 



NUMBER II. 



Art. I. Address before the Association of American Geologists 

 and Naturalists, assembled at Boston, April 24, 1842 ; 



by Prof. B. Silliman, 217 



II. Reply to Dr. Hare's further Objections relating to Whirl- 

 wind Storms ; with some Evidence of the Whirling 

 Action of the Providence Tornado of August, 1838 ; 



by W. C. Redfield, 250 



III. On a Tornado which passed over Mayfield, Ohio, Feb- 

 ruary 4th, 1842, with some notices of other Torna- 

 does ; by Prof. Elias Loomis, with a plate, - 278 



