506 



GENERAL INDEX. 



[10 



Cobalt and nickel, separation of, xxx. 



75. 

 Cobwebs of Uloborns, Emerton, v. 203. 

 Cocaine, synthesis of. xxx, 482. 

 Codfish, reddening of salted, i, 85. 

 Cohen, E., work on the microscopic 

 structure of minerals, noticed, iv, 155. 

 Cold from reaction of solids, ii, 206. 



see Temperature. 

 Collett, J., Indiana Geological Reports, 



iv, 293; viii, 314. 

 Collier, P., remarkable nugget of plati- 

 num, i, 123. 



uranothorite, i, 161. 

 Colorado, coal field near Canon City, iii, 

 152. 



coking coal and anthracite of, iii, 64. 

 extinct glaciers of, Bills, vii, 391. 

 Florissant lake basin, ii, 409. 

 geological report, i, 408. 

 hypersthene-andesite of, Cross, v, 

 139. 

 Jurassic strata of, White, ix, 228. 

 jura-trias of, Bills, iii, 243. 

 Laramie of, iv, 150. 

 Leadville deposits, Emmons, iv, 64. 

 minerals from: iarosite, i, 160; 

 smaltite, iii, 380; ix, 420; zeolites 

 from Table Mt., iii, 452; iv, 129; 

 topaz, phenacite, zircon, iv, 281 ; cryo- 

 lite, etc., vi, 271; topaz, vi, 484; 

 sanidine, topaz, vii, 94 ; lollingite, 

 cosalite, hubnerite, vii, 349 ; kaolin- 

 ite, vii, 472 ; zunyite, guitermanite, 

 ix, 340. 



Permian plants of, v, 157. 

 Tertiary of the Grand Cafion, But- 

 ton, iv, 81. 



vanadium in Leadville ores, iii, 381. 

 Color and assimilation, v, 312. 



and atomic weight of compounds, 

 viii, 453. 



correction of double objectives, Bast- 

 ings, iii, 167. 



impressions, duration of, Nichols, 

 viii, 243. 



sensitiveness of eye to, Peirce, vi. 

 299. 

 Colors in decreasing light, iv, 62. 

 Comet of 1771, orbit of, v, 166. 



(a) 1881, Swift, elements of, i, 509. 

 (6) 1881, observations of, Boss, ii, 

 ' 140, 303, Burton, ii, 163, Barkness, ii, 

 137, Bolden, ii, 260. 



photographs of spectrum of, ii, 134, 

 163. 



polarization of light of, Wright, ii, 

 142. 



spectroscopic observations of, ii, 

 135, 137, 164. 

 tail of, Boss, ii, 303. 



Comet c, 1881, polariscopic observations 

 of. Wright, ii, 372. 



vii, 1881, elements of, iii, 77. 

 of 1882, I, elements of, Parsons, vii, 

 32. 



I, 1882, photog. spectrum of, iv, 402. 

 of Sept., 1882, elements of, iv. 301. 

 488 ; Frisby, v, 86. 

 motion of, v, 309. 

 nucleus of, Bolden, iv, 435. 

 observations of at U. S. Naval 

 Observatory, vii, 77. 



Pons- Brooks, observations of, at 

 Yale College, vii, 76. 



spectroscopic obs. of, vii, 76. 

 Comets, Biela's and Denning's, xxx, 322. 



notation of, iii, 160. 

 Comoy, Etudes pratique sur les marees 



fluviales, viii, 228. 

 Compton, A. G., autographic records oj 



vibrations of tuning forks, vii, 444. 

 Gomstock, C. B., variation of a zinc bar 



at the same temperature, ii, 26. 

 Comstock, W. J., analysis of onofrite, i, 



312. 

 Conductivity of metals, ii, 316. 

 Congress, International, at Washington, 



viii, 405. 

 Connecticut Academy, Transactions of, 

 xxx, 247. 



glacier scratches in Goshen, ii, 322. 

 high terraces in Eastern, Boons, iv. 

 425. 



metamorphic rocks of, Bana, viii, 

 393. 



Middletown minerals, ix, 263, 343. 

 potholes at Gurleyville, Boons, v, 

 471. 



rainfall at Middletown, v, 118. 



inWallingford, Barrison, i, 496. 

 Salisbury minerals, v, 459. 

 Taconic rocks of, Bana, ix, 205, 437. 

 the Round Hill Ridge. Bana, ix, 66. 

 trap of West Rock, ii, 230. 

 Triassic trap of, Davis, iv, 345 ; v, 

 474. 



Valley, glacial flood of. Dana, iii, 

 87, 179,360; iv, 98; v. 440. 



glacial phenomena of mouth of, 

 Dana, vi, 341; vii, 113. 



kames of, Dana, ii, 451. 

 Constants of Nature, atomic weights, i; 



510. 

 Continents and ocean basins, ix, 336. 

 Cook, E. H., regenerative theory of solar 



action, vi, 67. 

 Cook, G. B., unconformability in Silurian 

 of New Jersey, vii, 153. 



New Jersey Geological Reports, i. 

 409; iii. 325; V. 383; vii. 408; xxx. 

 161. 



