Burning well, Ohio, xlix, 406. Burns, a tried cure, xxvi, 188. _Burritt, E. H._, on the elements of the solar system, xxvi, 129. Bustamite, xviii, 392. Butter, depuration of, xxiv, 200. ----, preservation of, xviii, 145. ----, volatile acids of, _J. U. Lezch_, xlix, 202. Butterflies, emigration of, xiv, 387. Butyric acid from fibrin, xlviii, 186. ----, ether, action of ammonia on, xlviii, 191. _Byrne, O._, mode of determining heights, xliv, 12.^f C. Cacoxenite, analysis of, xviii, 391. ----, in New York, xl, 76. Cadmia in the Salisbury furnace, viii, 57. ----, in N. Jersey, of furnace origin, called ancramite, v, 235, 399; vi, 180. ----, in a furnace at Bennington, Vt., xii, 168. Cadmium, sulphuret of, associated with prehnite, xii, 52. Caffeine, viii, 381. Calamine in Virginia, xliii, 169. ----, with the lead ore of the west, xii, 376. ----, in Michigan, xli, 185. ----, electric, in Michigan, xli, 185. Calamites, vii, 180. Calc spar, formation of, v, 405. ---- ----, and arragonite, _Becquerel_, on the different formation of, xxiii, 387. ---- ----, in Connecticut, vi, 246. ---- ----, Massachusetts, i, 115; vii, 255; viii, 32. ---- ----, New Jersey, ii, 194; xl, 69; xliv, 60. ---- ----, New York, iv, 45; ix, 251; xxv, 346; xl, 76. ---- ----, Nova Scotia, xxx, 347.^f ---- ----, Pennsylvania, x, 222. ---- ----, western states, iii, 67; vii, 47. ---- ----, of Rossie, N. Y., with figures of crystals, xlvi, 33.^f ---- tufa in Massachusetts, viii, 34. ---- ----, in New York, vii, 252. ---- ----, in Western States, vii, 47. Calcium, atomic weight of, xlvii, 189. ----, obtained by _R. Hare_, xxxvii, 267; xxxviii, 115, 181, 189; xxxix, 362; xl, 293.^f Calculating machine, Constants, _Babbage's_, xxviii, 64. Calculi, chemical examination of, by _J. F. Dana_, iv, 149. ----, urinary, composition of, xvii, 190. ----, gouty, xlvii, 197. ----, in the ovary of a turtle, _J. E. Muse_, xxvii, 163. Calculous affections, _E. D. Smith_, iii, 300. ---- ----, use of alkaline pastils in, xi, 388. Calculus, higher, fundamental principle of, demonstrated by the method of indeterminates, xvii, 74. ----, differential, first principles of, _T. Strong_, xlv, 269. California, climate of, _J. Ball_, xxviii, 15. ----, elevation of, during the tertiary epoch, _T. A. Conrad_, xxxv, 245. Calligraphy, method of, by _M. Le Roy_, vii, 377. Calomel, remarks on, xlvii, 193. Caloric, a cause of galvanic currents, _J. P. Emmet_, xxv, 269. ----, the cause of all kinds of attractions, _S. L. Metcalf_, xxvii, 153. ----, see farther, _Heat_. Calorificator, xxx, 168. Calorimeter, new, _A. Ure_, xxxviii, 109. Calorimotor, _R. Hare_, i, 413^f; v, 94. ----, magnetic effects of, v, 357. ----, remarks on _Dr. Hare's_, v, 364. ----, for galvano-ignition, _R. Hare_, xxxii, 284.^f ----, mode of increasing shocks, _C. G. Page_, xxxi, 137.^f