410 



INDEX. 



Elatei-ite, 215. 



Electricit}' from steam, 382. 



Electro-magnetic instruments, 104. 



macliines, laws of, 339 

 Electrotype, 157. 

 Embalming, process for, 194. 

 Endliclier's Genera Plantarum noticed 



174. 

 Engraved plates copied by galvanism ,157 

 Eocene fossil shells from Ala., 92. 

 Erman on the meteors of August, 53. 

 Espy's theory of storms. 327. 

 Ether, perchloric, 50, 332. 

 European herbaria, account of, 1. 

 Exploring Expedition, discoveries of, 394 



Fishes, removal of, 405. 

 Fluids, power of, in motion, 32. 

 Forbes's report on meteorology, 318. 

 Forshey on a great mound in Adams co 



Miss., 376. 

 Fossil caoutchouc, 215. 



infusoria in England, 174. 



remains in North Carolina, 405. 



shells from Alabama, 92. 



Galle's three comets, 40, 207. 

 Galvanic casting, 157. 

 Galvanic deflagrator of the Lowell In- 

 stitute, 48. 

 Gannai's process for embalming, 194. 

 Gaylord, VV., on removal of fishes, 405 

 theory of tornadoes, 399 

 Geological report of Indiana, noticed, 133 

 Michigan, 136. 

 New York, 73. 

 Ohio, 126. 

 Glass, decomposition of, 324. 



for optical instruments, 207. 

 Gold in France, 216. 

 Goode,W. H.,on the Daguerreotype, 137 

 Grav, Asa, account of botanical works. 

 165, 391. 



C. S. Rafinesque, 221 

 notices of European herbaria, 1 

 Guillemin on tea plant in Brazil, 167. 

 Gypsum, mode of its fertilizing land, 180 



H. 



Hail, shower of, 346. 

 Halo around the sun, 25. 

 Hare, Clark, on perchloric ether, 50, 360. 

 Hare, R., on changes in atmospheric va- 

 por, 44. 



deflagrating apparatus, 303. 

 extrication of alkaliiiable met- 

 als, 293. 

 potassium, 27. 

 silicon, 28. 

 Hawaii, volcanoes of, 117. 

 Hays, Dr., on inability to distinguish col- 

 ors, 54. 



Heat, radiant, Prof Powell's report on, 

 313. 



of the moon's rays, 315. 

 Herbaria of Europe, notices of, 1. 

 Herrick, E. C, meteoric observations,203. 

 parasite of Geometra verna- 

 ta, 211. 



stai'-showers of former times, 

 349. 

 Hessian fly, notice of, 381. 

 Hildreth, S. P., meteorological journal 



for 1840, 345. 

 Hooker, W.,J., Flora Boreali- Americana, 

 noticed, 173. 



Icones Plantarum, noticed, 391. 

 Journal of Botany, 172. 

 Horner, VV. E., notice of remains of mas- 

 todon, 56. 



on dental system of masto- 

 don, 377. 

 Horsefield's Plantte Javanicas noticed, 



391. 

 Horticultural experiments, 197. 

 Hubbard, O. P., notice of geological re- 

 ports, 73, 126. 

 Humic acid, 178. 

 Hydrosulphuric acid, rei-lgent of, 123. 



I. 



Ice on bottoms of rivers, 407. 

 India, culture of silk and cotton in, 39. 

 Indiana, geological survey of, 133. 

 Infusoria, fossil, in England, 174. 

 Insects, African, 387. 



observations on, 146. 

 Intensity, magnetic observations on, 31, 



56. 

 Iodine as a reagent for hydrosulphuric 

 acid, 123. 



in coal, 217. 

 Iriscope, 334. 



Iron mine hill in Rhode Island, 185. 

 native and meteoric, 366. 



Jackson, C. T., survey of Rhode Island, 

 182. 



Jacobi on electro-magnetic machines, 

 339. 



.lohnston, J., new variety of beryl, 401. 



Jones's Outline of the animal kingdom, 

 noticed, 196. 



K. 



Kangaroo, six new species of, 217. 



Kelley, E. G., on volcanoes of Hawaii, 

 117. 



King, A. T., account of a solar halo, 25. 



Kirtland, J. P., notices in ornithology, 19. 

 on western fishes, 3a3. 



Klaproth on the invention of tlie mari- 

 ner's compass, 242. 



Koch, A., collections of remains of mas- 

 todons, &c., 56. 



Kunze on Caricography, noticed, 174. 



