330 



INDEX. 



Electricity of the animal body, 324. 



contributions to, by Prof. Henry, 



54, 65, 233, 299. 



developed under combustion, 324. 



developed during crystallization, 



324. 



—— given off from a common grate, 

 324. 



of a jet of steam, 311, 320. 



given off from a lady, 324, 325. 



from the frame of a mirror, 324. 



from a cast-iron stove, 323, 324. 



as an instrument in the production 



of storms, 187. 



■ developed under various circum- 

 stances, 323. 

 < — - lateral discharge of, 6, 



ordinary, currents by induction 



from, 14. 



Electro-dynamic induction, Prof. Henry 

 on, 54, 65, 233, 299, 315. 



Electro-magnetic machine, invented by 

 Prof. Henry, 301. 



Emerson, Dr., on the electricity of the 

 animal body, 324. 



Encke, Prof, letter to Prof. Bache on 

 observatories, 92. 



Engles, Mr. James P., presents a MS. 

 treatise on the means of extending 

 the learning and civilization of Eu- 

 rope to India, by C. E. Trevelyan, at 

 Kotah, 150. 



Ether, hyponitrous, certain products 

 from the formation of, 176. 



formed by Messrs. Boye and 



Hare. 261, 319. 



Ethule, perchlorate of, 261, 319. 



Eye, catoptric examination of the, 97, 

 102. 



Figher, Mr , announces the death of Mr. 



Levett Harris, 149 — of Benjamin R. 



Morgan, 301. 

 < — — letter relative to the History of the 



Society, 234. 

 Fly, Hessian, Miss Morris on the, 282. 

 Forshey, Prof, observations upon the 



meteors of August, 1840, 261, 292. 



account of the great mound near 



Washington, Adams County, Missis- 

 sippi, 271, 305. 



• on the tornado of Natchez, 243. 



Fox, Mr. Charles P., deposits papers 



of Franklin with the Society, 253. 

 . "- presents the Franklin papers to the 



Society, 276. 



vote of thanks to, for the Franklin 



papers, 276. 



Franklin papers, deposited with the So- 

 ciety, 253. 



presented to the Society, 



276. 



committee appointed to ar- 

 range, 267. 



Galindo, Col. D. J., vocabulary of the 

 Valiente Indians, 38. 



Galvanic apparatus for producing reci- 

 procating motion, 391. 



current, two kinds of dynamic in- 

 duction caused by, 135. 



ignition used in rock blasting, 99. 



influence through a coil of wire, 



extent of the, 99. 



Galvanism, communications relative tc„ 

 by Dr. Hare, 61. 



medals copied by, specimens of, 



171. 



Geological specimens, from Mr. J. K. 



Townsend, 4. 

 Geology of the tertiary formations of 



Virginia, 69, 80, 88. 

 Gillies, Mr., on the meteors of Nov. 



1840, 301. 

 Glass, application of radiant heat to, 



159. 

 Goddard, Dr., on the disengagement of 



electricity during the crystallization 



of nitre, 324. 



on electricity from a stove, and 



from the frame of a mirror, 324. 



Godon,Mr. S., his death announced, 295. 



Goetz, Pierre de, letter from, accompa- 

 nying works from the Imperial Rus- 

 sian Academy, &c. 16. 



Griffith, Mr. T. W., his death announced, 

 19. 



Gutzlaff, Rev. Charles, letter to Mr. 

 Vaughan, on the Chinese system of 

 writing, 120. 



Hare, Dr., appointed to prepare an obi- 

 tuary notice of Mr. Sullivan, 136. 



on phenomena connected with the 



presence of aqueous vapour in the at- 

 mosphere, &c, 237. 



description of an apparatus for de- 

 flagrating carburets, phosphurets, or 

 cyanides, in vacuo, &c. &c, 138. 



on his compound blowpipe, 59. 



on the extrication of barium, stron- 

 tium, and calcium, 130. 



exhibits specimens of barium, stron- 

 tium, and calcium, obtained by him, 

 104. 



results of experiments to obtain 



calcium, 100. 



communications on subjects re- 

 lating to chemistry and galvanism, 61.. 



on a mode of preparing pure chlo- 



rohydric acid and chlorine, 160. 



suggests the galvanic fluid to pro- 

 duce an explosion below the surface 

 of water, 41. 



on the results of exploding the ele- 

 ments of water, in contact with cer- 

 tain gases or essential oils, 16. 



on the blasting of rocks by the aid 



of galvanic ignition, 99. 



