----, combustibility of, increased by platina and copper, xviii, 147.
----, electro-magnetic property of, xviii, 175.
----, fused, see _Charcoal_.
----, on the supposed conversion of, into silicon, xli, 208; xlii, 193.
----, a compound body, _R. Rigg_, xlvii, 211.
----, battery, xxxix, 132.
----, ----, _B. Silliman, Jr._, xliii, 393; xliv, 180.^f
Carbonates and calcareous marl, apparatus for analyzing, _W. B. Rogers_,
xxvii, 299.^f
----, new means of analyzing, _W. B._ and _R. E. Rogers_, xlvi, 346.^f
----, alkaline, decomposition by the light of the sun, _J. W. Draper_,
xlvi, 398.
Carbonate of lime in calcareous substances, new instrument for
estimating, _J. L. Smith_, xlv, 262.^f
---- ----, and arragonite, _Becquerel_, xxiii, 387.
----, of potash, free from silica, preparation of, xlix, 195.
----, of potash and soda, mixture of pure, xlix, 195.
Carbondale coal mine, xviii, 319.
Carbonic acid of the atmosphere, from a memoir by _Saussure_, xvi, 214.
---- ----, amount of, in the atmosphere, xx, 183.
---- ----, of wells, means of removing, xxxviii, 206.
---- ----, on the removal of, from wells, _O. P. Hubbard_, xlii, 165.
---- ----, decomposition of, _C. Despretz_, xx, 186.
---- ----, ----, by the light of the sun, _J. W. Draper_, xlvi, 398.
---- ----, disengaged by the roots of plants, xlv, 227.
---- ----, non-decomposition of, by plants, xxxiv, 44.
---- ----, condensation of, _M. Faraday_, vii, 354.
---- ----, liquid, properties of, _M. Thilorier_, xxxi, 402.
---- ----, solidification of, _M. Thilorier_, xxxi, 163, 404.
---- ----, ----, _J. Torrey_, xxxv, 374.
---- ----, liquefaction and solidification, and apparatus for,
figured, _J. K. Mitchell_, xxxv, 346.^f
---- ----, apparatus for solidifying, _J. Johnston_, xxxviii, 297^f;
xlii, 203.
---- ----, ----, ----, _R. Addams_, xxxv, 301.
---- ----, new instrument for solidifying, _E. N. Horsford_,
xlix, 206.^f
---- ----, heat from solid, xlvi, 215.
---- oxyd, mode of preparing, xiii, 186.
---- ----, obtained free from carbonic acid, _J. D. Mitchell_,
xxv, 344.
---- ----, free from carbonic acid, on _Prof. Mitchell's_ mode of
preparing, _L. D. Gale_, xxvii, 129.
---- ----, method of separating carbonic acid from, _R. Hare_,
xxiv, 252.^f
---- ----, disease attributed to, in a manufactory, vi, 199.
Carbonicometer, by _R. Hare_, xii, 48.^f
Carboniferous formation, see under _Coal_.
Carburet of sulphur decomposed by weak electric action, xviii, 153.
Carburetted hydrogen, combinations of, _M. Dumas_, xxiii, 377.
---- ----, in balls of carbonate of lime, xlii, 214.
---- ----, source of, in N. York state, xv, 236.
---- ----, from a mill-pond near West Town, Chester Co., Penn.,
xxxix, 200.
Caricography, see under _Botany_.
Carnelian, vegetable mailer in, xxiv, 200.
----, localities in Connecticut, i, 135.
----, in Massachusetts, i, 113, 115.
Caroline Islands, account of, by a Russian expedition, xxviii, 114.
_Carpenter, G. W._, experiments on the varieties of cinchona bark,
ix, 363.
----, on common salt, and on the brine springs of the U. States, xv, 1.
----, on the use of Piperine, xiii, 326.
----, on rhubarb, xiv, 33.
----, on opium, xiii, 17.
----, on Peruvian bark, xvi, 28.
----, on a new preparation of Copaiva Balsam, xvi, 40.
----, the vesicating principle of Cantharides, xxi, 69.
----, some new medical preparations, xxii, 293.
----, inflaming of a quantity of alcohol in the store of, xxiii, 401.
_Carpenter, W. M._, bituminization of wood in the recent era,
xxxvi, 118.^f
----, fossil tooth in Louisiana, xlii, 390.^f
----, fossil teeth of mastodon and horse, in Louisiana, xxxiv, 201.^f
----, notices in Opelousas, Attakapas, &c., xxxv, 344.
----, hailstorm in Louisiana, xxvii, 171.
----, formation of fogs, xliv, 40.
----, meteorological register at Jackson, La., 1839-1841, xliv, 49.
----, methods used in obtaining the mean temperatures of places, and on
the supposed difference between temperature of the air and of the
earth, xliv, 50.
Carpolithes Smithii, xlv, 402.
Carrara marble, shown to be altered oolite, xxx, 176.
_Carson, A. W._, on currents in water, xxix, 340.^f
_Carver, S. D._, notice of a meteoric stone which fell in Maryland,
Feb., 1825, ix, 351.
Caryophyllia in marl, New Jersey, xvii, 288.
Caspian sea, height of the Black sea above, xl, 320.
Cassius, purple powder of, ii, 350; xx, 192; xxviii, 145; xlviii, 192.
Casting, metallic, improvement in, vii, 190.
Casts, plaster, method of coating, xxx, 171.
_Caswell, A._, on zinc, as a covering for buildings, xxxi, 248.
Catacecaumene, volcanic region of, xxxiii, 95.
Catalytic action, _Mercer_ on, xliv, 351.
Caterpillars, destruction of, iv, 392; xxvi, 189.
----, emigration of a colony of, _J. Skene_, ix, 284.^f
Catlin, G., account of a journey to the Côteau des Prairies, and
description of the red pipestone quarry and granitic bowlders there
found, xxxviii, 138.
Catlinite, or Indian pipestone, analysis of, _C. T. Jackson_, xxxv, 388;
xxxvii, 393.
Catskill mountains, account of, _H. E. Dwight_, ii, 11.
---- ----, scenery, geology, &c. of, _J. Pierce_, vi, 86.
---- ----, _D. W. Barton_, iv, 249.^f
Cattle of Chillingham Park, xxxv, 316.
Caustics by reflection, instruments for illustrating, _E. S. Snell_,
xlix, 24.^f
Caucasus range, geology and floods of, xxxvii, 348.
---- ----, basalt of, xxxvii, 348.
Caves in Tennessee, _J. H. Kain_, i, 428.
---- in Kentucky, nitre in, viii, 323.
---- of the Greenbrier, Virginia, xxix, 93.
---- in Maryland, containing saltpetre, xxvii, 33.
----, at Sunderland, Connecticut, vii, 19.
----, Ball's, Schoharie, notice of, xxvii, 368.
----, in the limestone of Western Massachusetts and Vermont, viii, 15.
----, Wier's, in Virginia, i, 59, 64.
----, at Malbay, L. C., v, 212.^f
----, freezing, in Russia, _R. I. Murchison_, xliv, 206.
----, ----, explanation of, _J. Herschel_, xliv, 206.
----, bone, at Kirkdale, Yorkshire, _W. Buckland_, viii, 158, 317.
----, ----, at Mendip Hills, _M. Long_, xxxv, 304.
----, ----, of Cefn, in Denbigshire, xxxi, 341.
----, ----, at Plymouth, England, ii, 144; xxxiii, 106.
----, ----, at Kuhloch, and elsewhere, in Germany, viii, 319, 321.
----, ----, in France, xxi, 56; xxiii, 388.
----, ----, in New Holland, xx, 380.
----, ----, bank of the Susquehannah, xxxix, 399.
----, ----, at Lanark, Upper Canada, ix, 354.
Cavolinite, xi, 259.^f
Celestine, analysis of, vii, 369.
----, of Lake Erie, ii, 241, (called heavy spar);--iii, 363; iv, 279.
---- ---- ----, analysis of, _G. T. Bowen_, iv, 324.
----, of Sicily, viii, 205.
Cellules, germination of, _M. Vogt_, xlv, 213.
Celtic antiquities of America, _J. Finch_, vii, 149.
Cement, fusible, _H. F. Löwitz_, xvii, 81.^f
----, Roman, ix, 192.
----, of Seyssel, xxxiv, 383.
----, for glass, &c., xxiii, 201.
----, for porcelain, &c., xviii, 145; xxi, 149.
----, for iron water pipes, xviii, 394.
----, as a covering of houses, ii, 220.
----, from shells and oil, xxx, 168.
----, from iron filings, xix, 190.
----, water, lime for, iii, 230.
----, ----, from Southington, Ct., xiii, 382.
----, of the Castle Rock, Quebec, _F. H. Baddeley_, xxviii, 367.
----, _Fuchs_ on, xxxii, 200.
Census, earliest, of the U. States, xxxiii, 278.
Central forces, _T. Strong_, xvi, 293; xvii, 69, 329; xviii, 67;
xix, 46; xx, 65, 291; xxi, 66, 334; xxii, 132, 343; xxiv, 40.
Cerium, atomic weight of, xlvii, 190.
----, and didymium, method of separating the oxides of, xlvi, 206.
Cetine, a new carburetted hydrogen, xxx, 180.
Ceylon, mineralogy of, vi, 192.
----, notices of, viii, 186.
Chabazite, analysis of, _C. Cramer_, xxx, 366.
----, localities of, in Canada, viii, 65.
----, in Connecticut, xxxv, 179.
----, in Massachusetts, i, 114, 134; vi, 224; vii, 254; viii, 45.
----, in New Jersey, v, 239; xliv, 58.
----, in New York, ix, 41.
----, in Nova Scotia, xxx, 349.
----, in Pennsylvania, xiv, 7.
----, supposed, from Maryland, near Baltimore, (Haydenite,) i, 307;
xlvi, 379.^f
Chæropotamus, xxxvii, 231.
Chalcedony, stalactites of, New South Shetland, iv, 26.
----, localities of, in the U. States, i, 132, 134; ii, 197; iii, 71;
vii, 49; viii, 64; x, 219, 224; xviii, 78.
Chalk, coralline animalcules in, xxxix, 205.
----, corals and entomostraca in, xxx, 382.
----, of France, viii, 216.
----, see farther, _Cretaceous_.
Chalybeate waters, action of cork on, viii, 390.
---- ----, artificial mode of making, viii, 105; xi, 392.
Chameleon, change of color, xxviii, 79.
_Champion, G._, geology, scenery, &c., of the Cape of Good Hope,
xxix, 230.
_Channing, W. F._, observations on photographic processes, xliii, 73.
_Chapin, A. B._, junction of trap and sandstone, at Wallingford, Ct.,
xxvii, 104.^f
_Chaptal, J. A._, biography of, xxvi, 127.
Charcoal, remarks on, xii, 389.
----, manufacture of, xxi, 156.
----, a cheap mode of manufacturing, xxvi, 188.
----, decoloring action of, xvi, 393.
----, bitterness of some substances removed by, xxi, 374.
----, report on Dumont's prepared, xxiii, 346.^f
----, animal, effect of, in preventing the putrefaction of stagnant
water, x, 189.
----, ----, action of, _R. Warrington_, xlix, 393.
----, fusion of, _B. Silliman_, v, 108, 361; vi, 341, 349, 378;
viii, 147; x, 109, 119.
----, ----, _J. Griscom_, v, 364.
----, ----, _R. Hare_, viii, 288; x, 111, 118; xxxviii, 190.
----, ----, _L. Vanuxem_, viii, 292; x, 102.
Charlatanism, or selling pharmaceutical preparations under false
denominations, in Paris, xviii, 401.
Charring wood, new mode of, by _I. Doolittle_, xvii, 395.^f
---- ---- at low temperatures, xx, 189.
Chart, magnetic, of the U. States, _E. Loomis_, xxxiv, 290^f;
xxxix, 41.^f
Chathamite, xlvii, 350; xlviii, 175, 179.
_Chauvenet, W._, solution of a problem in sailing, xlvi, 79.
Cheirotherium, footprints of, in England, xxxvi, 394, 397; xxxvii, 223.
Chemical attraction, modified by quantity of matter, _E. Mitchell_,
xvi, 234.
---- classification, _O. W. Gibbs_, xlix, 384.
---- equivalents, Wollaston's scale of, xvi, 371.
---- ----, scale of, improved, by _L. C. Beck_ and _J. Henry_,
xiv, 202.
---- ----, circular scale of, _J. Finch_, xviii, 196.
---- examination of some morbid animal products, _J. F. Dana_, iv, 149.
---- ----, of the odorous fluid of the skunk, iv, 391.
---- force of the indigo-tithonic rays, instrument for measuring,
_J. W. Draper_, xlvi, 217.^f
---- manipulation, washing bottle in, xxxi, 292.^f
---- nomenclature, _Berzelius_ on, xxii, 248.
---- ----, _R. Hare_, xxvii, 63; xlix, 249.
---- science, state of, in 1826, _D. Olmsted_, xi, 349; xii, 1.
---- symbols, _Whewell's_, xxi, 369.
---- theory, and a notice of Gorham's Chemistry, iii, 330.
Chemistry, _Dumas's_ theory of substitution in, xxxviii, 114.
----, remarks on Berzelius's treatise, _R. Hare_, xxvii, 61.
----, Gorham's, notice of, iii, 330.
Cheese, potato, xviii, 395; xxiii, 202.
Chené, and the oil it affords, ii, 264.
Chert and siliceous petrifactions, Antigua, _S. Hovey_, xxxv, 79.
_Chevallier, A._, on the uses of chlorides and chlorine, xxiii, 129.
_Chevet, F._, experiments on bichloruret of sulphur, and certain
carburets of hydrogen, xlii, 71.
Chiastolite, analysis of, xxviii, 395.
----, in Massachusetts, vii, 51.
----, in Vermont and New Hampshire, v, 40.
Chile, _Bartero_ on some of the plants of, translated
by _W. S. W. Ruschenberger_, xix, 63, 299; xx, 248; xxiii, 78, 250.
----, on the rise of the coast of, xxviii, 236; xxx, 110.
_Chilton, G._, improved raingauge, vii, 326.^f
----, analyses of the principal brine springs of New York, vii, 345.
----, analysis of the Clinton mineral water, xviii, 346.
Chiltonite, a variety of prehnite, xlvi, 32.
Chimneys, moveable hood for, xxx, 170.^f
China, on the language of, _Du Ponceau_, xxxviii, 398.
Chinese collection, _Dunn_, xxxv, 391.
----, fire, composition and properties of, _J. Cutbush_, vii, 118.
----, dictionary, by _Morrison_, iii, 377.
----, epicures, tongues of ducks eaten by, xxxi, 193.
----, frontier, notice of, xvii, 32.
----, metallic alloy called _packfong_, composition of, xv, 396.
----, paper, xiii, 171.
----, process for making sheet lead, vii, 391.
----, tea hills, excursion to, xxxi, 194.
Chios, college of, iii, 381.
_Chipman, N._, on moving stones in lakes and ponds, xiv, 303.
Chitteningo fossil tree, v, 251; xviii, 354.
Chlorate of potash, economical process for, _A. A. Hayes_, xvii, 408.
---- ----, as made by _S. Guthrie_, xxi, 92.
Chloric ether, new mode of preparing, _S. Guthrie_, xxi, 64; xxii, 105.
---- ----, properties and medical effects of, xxi, 405.
---- ----, preparation of, _A. A. Hayes_, xxii, 163.
Chlorine, theory of, ii, 362.
----, controversy regarding the nature of, xvii, 230.
----, _Davy's_ views respecting, xvii 230.
----, atomic weight of, xlvii, 188.
----, allotropism of, as connected with the theory of substitution,
_J. W. Draper_, xlix, 346.^f
----, an antidote to prussic acid xxi, 157.
----, explosive reaction of, with hydrogen, _R. Hare_, xxix, 243.^f
----, ---- ----, ----, iii, 341.
----, a remedy in phthisis, xviii, 161.
----, remedy against the dangers of inspiration of, xiii, 393.
----, solubility in water, xlvii, 191.
----, relations of, with hydrogen _J. W. Draper_, xlix, 355.^f
----, and chlorides, remarks on, xiv, 382.
---- ----, uses of, _A. Chevallier_, xxiii, 129.
----, new compound of, with phosphorus and sulphur, by _M. Serullas_,
xix, 382.
Chlorides, alkaline, a means of disinfection, xi, 197; xiii, 169.
----, efficacy of, xviii, 159.
----, and chlorine, uses of, _A. Chevallier_, xxiii, 129.
----, experiment to determine the nature of, xxi, 368.
Chloride of lime, xv, 391; xvi, 387.
---- ----, or chlorine, test of the strength of, xvii, 170.
---- ----, manufacture of, at Glasgow, _T. Thomson_, xli, 48.
---- ----, manufacture of, _G. W. Carpenter_, xvi, 177.
---- ----, use of, in bleaching, in making paper, xix, 166.
---- ----, estimation of the bleaching power of, xxii, 354.
---- ----, disinfecting powers of, xix, 177.
---- ----, disinfection at the Morgue at Paris, xxi, 149.
---- ----, used in psora, xvi, 395.
---- ----, use of, in the navy, xix, 164.
---- ----, action of, on alcohol, _E. Soubeiran_, xxiii, 134.
---- of silver, discolored, experiments on, xxi, 369.
---- ----, on the change of color of, xx, 193.
---- of soda, _Labarraque's_ method of using, xix, 365.
---- of soda, lime, &c., on the nature of, _L. C. Beck_, xiv, 251.
---- of sulphur, xxiii, 382.
Chlorite, in Connecticut, i, 354; vi, 228; viii, 259; xxxiii, 165.
----, in Massachusetts, i, 113; iv, 42; vi, 228, 248; viii, 52.
----, in New York, ix, 44.
----, in New Jersey, v, 239.
----, in Pennsylvania, iv, 54; viii, 238; x, 222.
----, in Rhode Island, viii, 228, 232.
----, in Vermont, iv, 276; vi, 228.
----, remarks on, xlvii, 342.
----, slate of Connecticut and Vermont, vi, 27.
----, ----, in New Jersey, v, 29.
Chlorobenzoyle, xxvi, 270, 277.
Chlorohydric acid, experiments by _Macaire_ and _de la Rive_ with
reference to, xi, 393.
---- ----, mode of preparing pure, from the muriatic acid of commerce,
_R. Hare_, xxxix, 371.
---- ----, fumigations with, at Plattsburgh in 1819, viii, 200.
----, see _Hydrochloric_.
Chloro-hydrogen blowpipe, xvii, 211.
Chlorophæite, iv, 245.
----, at Turner's Falls, Mass., x, 393.
Chlorophyl, production of, by yellow light, _D. P. Gardner_, xlvi, 1.^f
Chlorophyllite, _C. T. Jackson_, xli, 161.
----, description and analysis of, xlvi, 377.
----, a decomposed variety of iolite, _C. U. Shepard_, xli, 357.
Chlorovinic and chlorovinous acids, _A. A. Hayes_, xxii, 141.
Cholera, _Mackintosh_ on, xxxiv, 49.
----, miscellaneous notices respecting, xxv, 174.
Cholesterine, action of potash on, _J. L. Smith_, xliv, 60.
Chondrodite, account of, v, 203, (called yellow mineral); v, 245.
----, crystal of, _J. D. Dana_, xlvi, 381.^f
---- in New York, v, 30; viii, 92; ix, 244; xix, 223; xxi, 325.^f
---- in New Jersey, v, 30, 245; vi, 250.
---- in Pennsylvania, viii, 239; xiv, 17.
Christianite (anorthite), xi, 261.^f
Chromate of potash, to test the purity of, _S. Zuber_, xxiv, 372.
---- ----, (bichromate,) manufacture of, at Glasgow, xli, 50.
Chromatype, _R. Hunt_, xlvi, 396.
Chromic iron of Maryland, analysis of, _H. Seybert_, iv, 321.
---- ---- from Cuba, analysis of, _J. C. Booth_, xxxviii, 243.
---- ----, remarks on, xxvii, 18, 20.
---- ---- in Massachusetts, ii, 374.
---- ---- in Delaware, iv, 53.
---- ---- in Maryland, xxiv, 349, 355^f; xxvii, 18, 20.
Chromium, _Vauquelin's_ process for obtaining, xxi, 375.
----, on the combinations of, _A. A. Hayes_, xiv, 136.
---- oxide, crystals of, xxviii, 396.
----, sulphate of oxide, _M. E. Kopp_, xlviii, 189.
Chronometers, remarks on, xxix, 297.
----, _Dent's_ improvements, xliv, 161.
----, errors of, _E. J. Dent_, xlv, 83.^f
----, sea and land rates of, _Parkinson_ and _Frodsham_, xxvi, 121.
----, rate varied by the density of the medium containing, x, 185.
----, purification of olive oil for, xx, 166.
----, new compensation-balance for, _E. J. Dent_, xlv, 83.^f
----, glass balance for, xxxii, 330.^f
Chrysoberyl of Haddam, analysis of, _H. Seybert_, viii, 105.
----, in Connecticut, ii, 142, 240; iv, 52.
----, in New York, iv, 37.
Chrysoprase, viii, 234; xvii, 353.
_Churchill, S._, notice of a double fish, xxvi, 116.^f
Chyometer, mode of determining specific gravities with, xi, 126.^f
Cicada septendecim, or seventeen year locust, habits of, xiii, 224.
---- ----, account, of, _S. P. Hildreth_, xviii, 47.^f
---- ----, remarks on, _D. Thomas_, xxi, 188.
Cinchona, on the different kinds of bark confounded with,
_De Candolle_, xvii, 388.
----, bark, experiments on, _G. W. Carpenter_, ix, 363.
Cinchovatine, xlvii, 196.
Cinnabar in Michigan, i, 433; ii, 170; xxxvii, 185.
Cinnamon stone of Ceylon, analysis of, xiv, 204.
Cipher, new diplomatic, iv, 377.
Circulation of the blood, regulation of, _T. J. Aikin_, xxviii, 79.
---- in plants, xix, 393.
---- ----, _E. Emmons_, xxvi, 99.
_Cist, Z._, mines of anthracite about Wilkesbarre, Pa., iv, 1.
_Cist, J._, on the Melolontha or May bug, viii, 269.^f
Cisterns for water, mode of constructing, xxv, 301.
Citric acid from gooseberries, xvi, 385.
Citricic acid, _S. Baup_, xxxiv, 206.
Civilization, connection of, with mental aberration, xxii, 379.
Clam, eatable, of N. Y., facts regarding, x, 287.
_Clark, D. A._, singular appearances of snow and hail, ii, 132.
_Clark, S._, on the infinite divisibility of a finite quantity of
matter, ix, 356.
----, notice of, xli, 217.^f
_Clarke, E. M._, magnetic electrical rotating machines by,
xxxiii, 213.^f
----, electrepeter by, xxxiii, 224.^f
_Clary, R. E._, parhelia seen at Green Bay, xxviii, 304.^f
Classification, chemical, remarks on, _O. W. Gibbs_, xlix, 384.
----, ----, _R. Hare_, xxvii, 63; xxxii, 260.
----, mineral, remarks on, _J. D. Dana_, xlvi, 374.
---- of clouds, _E. Loomis_, xli, 325.
Clay of Pownal, Vt., xii, 298.
----, pipe, in New Jersey, ii, 198.
----, potter's, in Massachusetts, i, 344.
----, for sculptors, xxiv, 200.
Cleaveland's Mineralogy, review of, i, 35, 308.
---- ----, second edition announced, ii, 375.
Cleavelandite, (Kieselspath,) a variety of albite, vii, 370, 390.
_Clemson, T. G._, analysis of a titanic iron ore from near Baltimore,
xvii, 42.
----, analysis of American spathic iron and bronzite, xxiv, 170.
----, notice of piperin, xviii, 352.
----, method of making sulphuric acid, xx, 347.^f
----, physical geography, industry, &c. of the Hartz, xix, 105.^f
Climate, connection with atmospheric and oceanic currents,
_W. C. Redfield_, xxv, 133.
----, liable to change permanently or not, _S. Forry_, xlvii, 226.
----, effect of clearing land on, _S. Forry_, xlvii, 237.
----, effect of, on distribution of plants in the United States,
_S. Forry_, xlvi, 221.
----, on a change of, _Bishop Heber_, xx, 130.
---- of the earth, _Lyell's_ views on the changes undergone, xx, 377.
---- antediluvian, _L. C. Beck_, xlv, 144.
---- of the post pleiocene period in the U. States, _H. D. Rogers_,
xlvii, 257.
---- ibid, _A. Binney_, xlvii, 259.
---- of North America, _E. Mitchell_, xix, 283.
---- of North America, _Daubeny_ on, xxxv, 288.
---- of U. States, remarks on the amelioration of, by _D. Thomas_,
xix, 361.
---- of the U. States, _S. Forry_, xlvii, 18,^f 221.
---- west of Alleganies milder than east, _S. Forry_, xlvii, 230.
---- of Florida, xxxv, 63.
---- of the Kenawha valley, _S. P. Hildreth_, xxix, 89.
---- of Ohio, xi, 224, 231.
---- and productions of Washington Co., Ohio, _S. P. Hildreth_,
xii, 206.
---- of Columbia, South America, with general meteorological
observations, _R. Wright_, xxxvii, 1.
---- ----, effect on human life, xxxvii, 12.
---- of the south of France, v, 173.
---- of Palestine, xxxi, 183.
----, productions, &c., of Singapore, xliv, 151.
---- of the province of Deccan, Bombay, xxxiii, 275.
----, see farther under _Meteorology_.
Clinkstone, remarks on the composition of, xix, 380.
Clock, an improved, xiii, 182.
----, affected by the state of the atmosphere, xiv, 375.
----, astronomical, _Prof. Bessel_, xliv, 160.
----, ----, on the stopping of, _W. Howard_, viii, 277.
----, see _Chronometer_.
Cloth of amianthus or asbestus, xviii, 401.
----, cotton, printing of, in Manchester, England, xxiii, 220.
----, ----, singeing, in the manufacture of, xxiii, 217.
----, made of glass, xxxix, 386.
----, incombustible, v, 188; viii, 390.
----, woollen, remarks on the manufacture of, xxiii, 218.
Clouds, fogs and rain, account of, _W. C. Redfield_, xxxiii, 54.
----, how sustained, _Stevelly_, xxxviii, 105.
----, formation of, _Stevelly_, xxxviii, 105.
----, application of the law of definite proportions to the
stratification of, xliv, 172.
----, register of, at Nantucket, Mass., xlix, 406.
----, ----, at Hudson, Ohio, _E. Loomis_, xli, 323; xlix, 280.
----, classification of, _E. Loomis_, xli, 325.
Clypeaster, in the blue marls of N. Jersey, xvii, 287.
Coal, analyses of, _W. R. Johnson_, xxxviii, 382; xxxix, 139; xlix, 169.
----, ----, of Maryland, _Ducatel_ and _Alexander_, xxvii, 31.
----, ----, of Virginia, Chesterfield, _B. Silliman_ and
_O. P. Hubbard_, xlii, 369.
----, ----, of Pennsylvania, Tioga Co., _W. Meade_, xiii, 32.
----, ----, indicating iodine, _M. Bussy_, xl, 217.
----, passage of anthracite into bituminous, _M. C. Lea_, xl, 370.
----, cannel, xviii, 376; xxix, 39; xxxi, 79.
----, economical uses of anthracite, x, 331; xi, 78.
----, ---- ---- ---- in smelting iron, xxxiii, 266.
----, ---- ---- ---- in blacksmith's shops, _G. Jones_, xviii, 303.
----, ---- ---- ---- when first used in blacksmithing, xviii, 307.
----, in the arts, heating power of, _W. R. Johnson_, xlvii, 126;
xlix, 166.
----, ----, consumption of, in steam engines, xxix, 351.
----, ----, comparative value of American, for steam navigation,
_W. R. Johnson_, xlix, 310.
----, ----, amount consumed at Pittsburg, xxix, 79.
----, ----, comparative character of European and American anthracites,
_W. Meade_, xii, 75.
----, fossils, vegetable, _A. Brongniart_, iv, 266^f; analysis of the
works of _Ad. Brongniart_ on, vii, 178.
---- ----, ----, _H. Witham_, xviii, 110.^f
---- ----, ----, in England, iii, 389.
---- ----, ----, at Wilkesbarre, Pa., ix, 165.
---- ----, upright trees, Nova Scotia, _C. Lyell_, xlv, 353.
---- ----, Ohio valley, _S. P. Hildreth_, xxix, 1, 151.^f
---- ----, marine shells, England, xxv, 199.
---- ----, freshwater shells, Lancashire, England, xxxiv, 26.
----, origin of, xii, 87; xviii, 321.
----, ----, anthracite, xxiv, 172.
----, ----, bituminous, xvii, 397.
----, period, probable constitution of the atmosphere during,
_H. D. Rogers_, xlvii, 105.
----, peat converted into, xxxiv, 395.
----, specific gravities and combustible qualities of Ohio coals,
_S. P. Hildreth_, xxix, 147.
_Coal Mines and Formations, characters and localities of._