INDEX, 



393 



Dehaven's Arctic Chart, 85. 



Delaware vocabulary lent, 56. 



Dogs' blood crystals (Brown-Sequard), 

 243. 



Donations to the Library, 330. 



Dubois on Aluminium, l4l, 148. 



on Turkish paper money, 154, 214. 



on silver ore, 155. 



on native California gold, 257. 



on additions to the Mint Cabinet, 



184. 



Dunglison's visit to Europe, 20. 



on nature printing at Vienna, 49. 



on the conflagrations of buildings, 



144. 



on supra-renal capsules, 243. 



Duponceau's Essay on Chinese wri- 

 ting, 121. 



Durand on Arctic plants, 186, 187, 



Earthquake in Baltimore, 137. 

 Eclipse, solar, 35, 38. 

 Eckfeldt & Dubois on aluminium, 148. 

 on apparatus for specific gravity 



of ores, 194, 201. 

 Elections of officers and council, 1, 69, 



167, 231, 281. 

 Electricity (Zantedeschi), 278, 280. 

 Electrical machines (Rogers), 273. 

 Emerson on the first snow-storm of 



1856, 181. 



on Chinese sugar cane, 283. 



Engraving on tin-plates (Justice), 165. 

 Euphrosyne, 55. 



Exchanges, value to the library, 330. 

 Exploring expeditions, Kane's, 5, 22, 



49, 57, 84, 132. 

 Hayes', 316, 317, 320, 326, 328. 



Fire escape (Peale), 118. 

 Fireproof buildings, 144. 

 Flux, magnesian, for iron melting, 246. 

 Foulke on Hugh Miller's remarks, 253. 

 Franklin (Lady), 85. 

 Frazer's visit to Europe, 124. 

 Fund for observatory, 128, 132. 

 Fungus from New Jersey (Justice), 

 213, 219. 



Geography, contributions to (Graham), 



347. 

 Geological survey of Pennsylvania, 



119, 121. 

 Glendon iron furnace slags (Trego), 



246. 

 Gold from California (Dubois), 257. 

 Gold in quartz, 184. 

 Graham on the Ion. & lat. of Chicago, 



312. 



Conti'ibutions to Geography, No. 



1. 347. 



ditto. No. 2, 352. 



Guano, Columbian (Trego), 189. 



Haldeman on Lepsius' alphabet, 187. 

 Hall, original subscription, (1786), 246. 

 Hall (see Committees, special). 

 Hallowell on a new genus of BoD3dae, 



186. 

 on new, rare species of Scincidae, 



200, 205. 

 Hansteen medal, 311. 

 Hari-is on subjects for discussion, 239. 

 Haverford observatory telescope (Jus- 

 tice), 227. 

 Heat vibrations (Boye) 32. 

 Historical & Literary Committee, 26. 

 Human hair (Boye), 163. 



Ice-bergs in the Atlantic, 175. 

 Ice-belts of the Arctic regions, 22. 

 Interest of the meetings ; how it may 



be increased ? 239. 

 Iroquois grammar, 26. 

 Itzebue, 184. 



Japanese coin, 184. 



Japan medal to Com. Perry, 184. 



Jeli'erson's portrait, 172. 



Justice & Trego's observations on the 

 Eclipse, 40. 



Justice on concussional loss of sense, 

 51. 



resigned from Committee on the 



Hall, 51. 



on tin-plate engraving, 165. 



on a dried fungus from New Jer- 

 sey, 213. 



on the Haverford telescope, 227. 



on microscopic photographs, 234. 



on photographs of the moon, 237, 



239. 



on paraffine, &c., 320. 



Kane (J. K.), 22, 35, 57, 132, 289, 

 290. 



Kane (E. K.), 5, 22, 49, 57, 84, 132, 

 175. 



on Arctic plants, 186. 



on Arctic thermometric observa- 

 tions, 188. 



on the Arctic aurora, 155. 



Kane's medal, 205. 



Kendall & Frazer's solar observations, 

 40. 



Kendall (see Bessel & Schumacher), 

 57. 



Lambden, .L R., 202. 

 Lea on auroras, 162. 

 Lenox, James, 16. 



on a Honduras Lycopodium, 287. 



Leconte on Cicindelce, 175, 176. 



