INDEX. 



363 



351, 357; caloric engine, 305; ex- 

 cused from obituary, 350. 



Kendall, Prof., object-glass for tele- 

 scopes, 87; occultation of Jupiter, 

 139. 



Kirkwood's analogy, 97. 



Laws of Society, amendments to, 173, 

 180, 193, 265, 306, 314, 317, 319, 

 355, 358. 

 Lea, Isaac, reptilian footmarks, 91, 

 261; unios from Ohio, 153; on com- 

 munication from Prof. Agassiz, 187; 

 naiades, 191 ; correspondence with 

 Prof. Agassiz, 218; molluscs, 251; 

 resolution, 262 ; letter from Thomas 

 Penn, 358. 

 Leconte, .J. L., classification of cara- 

 bidte, 321 ; revision of elateridse, 

 347. 

 Leidy, Joseph, genus gregarina, 176; 

 nematoidea imperfecta, 180; Felis 

 atrox, 261 ; extinct American lion, 

 267. 

 Librarian elected, 5, 66, 122, 180, 243, 



308. 

 Library, contribution of President to- 

 wards improvement, 355. 

 Locke, Dr. J., gravity-escapement, 33; 

 telegraphic clock, 51 ; new mode of 

 recording observations, 206. 

 Locusts, 209. 

 Longstreth, M. F., tabular longitudes 



of moon, 176. 

 Loomis, E., progress of astronomical 

 science, 48, 83 ; longitude of Hudson 

 observatory, 142, 182. 

 LETTERS from SOCIETIES, &c. 

 foreign. 



Acad, des Sciences, Paris, 348. 

 Cambridge Ph. Soc, 151, 200, 270. 

 Central Commission of Statistics, 



Belgium, 280, 287. 

 Ecole des Mines, 100, 157, 245, 



270, 317, 319, 332, 356. 

 Geographical Society, Paris, 154. 

 Geological Soc, London, 34, 67, 



121, 157, 283, 322. 

 Holland Soc. Sci., Harlem, 34, 53, 



203. 

 Horticultural Soc, Lond. 358. 

 Hungarian Acad. Sci., 287. 

 Imp. Soc Naturalists, Moscow, 6, 

 13, 81, 105, 211, 255, 297, 347. 

 Imp. Acad. Sciences, St. Peters- 

 burg, 46. 

 Imp. Acad. Sciences, Vienna, 214, 



255, 288, 292, 327, 352. 

 Leeds Phil. Society, 286, 343. 

 Linnean Soc, Lond., 214, 250, 358. 

 Lit. and Phil. Soc, Manchester, 

 30, 46, 109, 168, 196, 237. 



Mining Engineers of Russia, 166, 



216, 239, 3-52. 

 Nat. Hist. Soc, NorthTimberland, 



&c., 343. 

 R-oyal Acad, of Belgium, 44, 222. 

 Royal Acad. Sci., Berlin, 44, 151, 



223, 327, 352. 

 Royal Acad. Hist., Madrid, 123. 

 Royal Asiatic Soc. 43, 253, 358. 

 Royal Bavarian Acad. Sci., 42, 



248, 288, 338, 345, 352: 

 Royal Geog. Soc, Lond., 81, 110, 



239, 318. 

 Royal Geol. Soc, Cornwall, 203. 

 Royal Institute of Netherl-ands, 



28, 50, 100, 145, 203, 23L 

 Royal Institution, London, 100, 



107, 136, 288, 302. 

 Royal Observatorjr, Edinburgh, 



28. 

 Royal Saxon Soc. Sci. 352. 

 Royal Society, London, 13, 113, 



151, 216, 255, 330. 

 Royal'Society, Gottingen, 151, 196, 



288, 348. 

 Royal Society, Edinburgh, 165. 

 Royal Soc. Sci., Copenhagen, 26, 



169, 288, 324, 352. 

 Royal Soc. Sci., Stockholm, 39, 



231, 239, 314. 

 Society of Antiquaries, Lond., 50, 



123, 203, 239, 286, 288, 358. 

 Soc. North. Ant. Copenhagen, 



216. 

 Society of Sci., &c, Lille, 280. 

 Statistical Soc. London, 288. 

 Zoological Soc. London, 6, 145, 



245, 343. 

 LETTERS from SOCIETIES, &c., 

 domestic. 



Acad. Nat. Sci. Philada., 98, 111, 



231. 

 Albany Institute, 307. 

 Am. Acad. Arts and Sci., 46, 81, 



122, 270, 276. 

 Amherst College, 134. 

 Am. Antiquarian Soc, 12, 87, 



109, 214, 314. 

 Boston Soc. Nat. Hist., 212. 

 Boston Athenteum, 184. 

 Bowditch Library, 24, 310. 

 Connecticut Hist. Soc, 151, 181, 



288, 292, 310, 314, 348. 

 Congress Library, 276. 

 Franklin Institute, 70. 

 Hist. Soc Penna., 178, 295, 318, 



352 

 Lyceum Nat. Hist. N. Y., 40, 255, 



283. 

 New Bedford City Library, 332. 

 N. J. Hist. Soc, 18, 90, 113, 143, 



178, 253, 276, 288, 314, 348. 



