Statistics, in Asia, of the Deccan, xxxiii, 274.

----, in Europe, price of labor and subsistence in, xxxvi, 176.

----, ----, value of mineral productions of, xxxi, 369.

----, ----, France, books published in, xviii, 185.

----, ----, ----, of crimes, xxviii, 80.

----, ----, ----, ---- of infants, xix, 192.

----, ----, ----, for Paris, 1819, iv, 376.

----, ----, ----, population, number of clergy, &c., xv, 397.

----, ----, Wirtemberg, xx, 176.

----, ----, Netherlands, University of, xviii, 182.

----, ----, Great Britain and Ireland, xxxv, 315.

----, ----, ----, of population, xxiv, 211; xxviii, 80.

----, ----, ----, of crimes, xxxviii, 135.

----, ----, ----, of crime in Liverpool, xxxiv, 33.

----, ----, ----, of fires in London, xxxv, 316.

----, in Russia, population, iv, 389; xv, 397.

----, in Africa, Egypt, vi, 389.

----, in America, West Indies, of deaths in the white troops,

xxxvii, 197.

----, ----, of trade between U. States and Great Britain, xxxiii, 277.

----, ----, United States, of iron, xxii, 179.

----, ----, ----, New York, of population, manufactures,

&c., xx, 147.

----, in New Zealand, of changes of population, xxxv, 315.

----, books of memoirs of 1833, xxviii, 295.

----, list of communications presented to British Association, at the

tenth meeting, xli, 65.

----, of agriculture, importance of collecting information on,

xxxviii, 135.

----, points of enquiry suggested by _Malthus_, xxviii, 66.

Statistical tables of Massachusetts, xxxiv, 213.

---- Society of London, number of members, xxviii, 80.

---- ---- ----, notice of Journal of, xxxvii, 189.

---- ----, of New York, xxxii, 202.

---- ----, of Boston, xxxix, 395.

---- societies in the United States, on the establishment of, xxxi, 186.

Statue of Luther, v, 181.

---- of Cuvier, xxx, 184.

Stature, human, law of increase in, _M. Quetelet_, xxii, 376.

Staurotide macle, _C. T. Jackson_, xlvi, 368.^f

----, in Canada, viii, 62.

----, in Connecticut, i, 353; ii, 205; v, 36.

----, in Maine, x, 17.

----, in Massachusetts, i, 436; v, 268; vi, 24, 219; viii, 40.

----, in New Hampshire, v, 40, 271; vi, 219, 245; (Mink pond)

xviii, 127, 128.

----, in New York, i, 435.

----, in Pennsylvania, ix, 45.

----, in Rhode Island, ix, 49.

----, in Vermont, vi, 219.

Steam, a conductor of electricity, remarks on, xxvi, 206.

----, table of the elastic forces of, _Dulong_, xix, 181.

----, ratio between the elastic force and temperature of, xxviii, 363.

----, maximum elasticity of, xxxvi, 242.

----, power of, xiii, 180.

----, production of, from heated iron, _W. R. Johnson_, xxi, 71^f

----, properties of, xx, 326, 329.

----, specific gravity of, at different temperatures, xxxviii, 137.

----, electricity from, xl, 383.

----, rapid production of, in contact with highly heated metals,

_W. R. Johnson_, xix, 292; xx, 308, 418.

----, agent in volcanic action, _G. Bischof_, xxxvi, 241.

----, destruction of vermin in ships by, xvii, 390.

---- pyrometer, _W. R. Johnson_ on, xxii, 96.^f

---- navigation, ii, 342, 347.

---- ----, letters on, _J. Smith_, xxxv, 332; xxxvi, 133.

---- ----, Atlantic, _J. Smith_, xxxv, 160.

---- ----, to the Pacific, by the isthmus of Panama and the western

coast of South America, xli, 358.

---- ----, in the Pacific, on the coast of Chili, xliii, 207.

---- ----, mechanism of waves, in reference to, _J. S. Russel_,

xxxiii, 283.

---- ----, Journal, xxxviii, 205.

Steamboats, American, notices of, _W. C. Redfield_, xxiii, 311.

----, the first, on the western waters, xxxi, 1.

----, Burden's, in France, xxx, 174.

---- Babcock, _J. H. Patten_, xii, 115.^f

---- in 1819, between Stockholm and St. Petersburg, ii, 347.

----, at Stockholm, v, 379.

----, at Bordeaux, v, 381.

----, first on the Swiss lakes, vi, 385.

Steamboat, between Trieste and Venice, iv, 377.

----, on fuel for, xx, 133.

----, of iron, v, 396.

----, advantages of iron compared with wood, xxxix, 206.

----, protection of, from lightning, _A. Jones_, xxii, 106.

----, on extinguishing fire in, xli, 66.

----, propulsion of, by the trapezium paddle-wheel and screw,

xlii, 336.

----, an economical, xx, 14.

---- explosions, list of, _W. C. Redfield_, xx, 336.

----, cause of explosion, and a safety apparatus, _A. D. Bache_,

xx, 317.^f

----, safety of, _B. Silliman_, xix, 143.

----, means of safety in, _J. L. Sullivan_, xx, 1.

----, safety of, xxxiv, 35.

----, causes of explosion, in a review of J. Renwick on the steam

engine, xx, 329.

----, precautions to be used against explosion, _J. Renwick_, xx, 329.

Steamboilers, on the explosion of, _J. Perkins_, xiii, 52.

----, ibid, _E. Hazard_, xiii, 56.

----, on the supposed collapse of, and mode of preventing explosions,

_W. C. Redfield_, xxi, 190.

----, loss of life by explosions of, xx, 415.

----, explosions due to defective material, xxxv, 317.

----, premium for protection against explosions, xx, 178.

----, rules regarding, in France, ix, 203.

----, safety of, in France, xix, 202.

----, feeding of, vii, 378.

----, on fuel for, _B. Silliman_, xx, 133.

----, use of American coal for, xlix, 310.

----, the galvanoscope, a means of detecting a deficiency of water in,

_C. G. Page_, xxxvi, 141.^f

----, on high and low pressure, _A. B. Quinby_, ix, 313.

----, hydrostat for supplying water to, _I. Doolittle_, xiii, 64.^f

----, incrustations within, prevented by potatoes, vii, 193.

----, protection of, by timber, xix, 176.

----, strength of cylindrical, _W. R. Johnson_, xxiii, 68.

Steam-engines, large, x, 170.

----, spark extinguisher for, xlii, 209.^f

----, in Great Britain, xv, 185.

----, the first at Glasgow, xii, 385.

----, economy of using highly elastic steam expansively, _J. Perkins_,

xiii, 59.^f

----, _J. Perkins's_ method of applying his mode of generating steam to

ordinary, vii, 332.^f

----, Perkins's new, vii, 111.^f

----, remarks on _J. Perkins's_ high pressure, xiii, 40.

----, power of Perkins's, ix, 206.

----, revolving, invented by Samuel Morey, i, 157.^f

----, on the revolving, of Morey, _I. Doolittle_, ii, 101.^f

----, _J. L. Sullivan_, ii, 106^f; v, 144.

----, Ward's alternating, iv, 90.^f

----, review of a treatise on, by _J. Renwick_, xx, 322.

Steamship, the Savannah, under Captain Moses Rogers, the first Atlantic,

1819, xxxviii, 155.

----, ----, log-book deposited with the American Philosophical Society,

xl, 34.

Steam generators of the steamboat Babcock, xii, 115.^f

Steam pump, Long's, xiv, 169.^f

----, some experiments with, xvi, 181.

Stearine, a compound body, _Lecanu_, xxviii, 361.

---- and elaine, vi, 377.

Stearoptine, of oil of roses, xxviii, 383.

Steatite, best in New England, xxxiii, 165.

----, uses of, xiii, 192; xiv, 376.

----, in Connecticut, i, 354; vi, 228; x, 12; xxxiii, 165.

----, in Maryland, v, 255; xxiv, 355; xxvii, 20.

----, in Massachusetts, i, 113, 138; vi, 228; ix, 54; xxii, 31;

--Middlefield, ii, 236; iv, 274; v, 249; viii, 50, 51; x, 19;

xxvii, 382; xxxiii, 165;--Groton, xxvii, 341.

----, in New Hampshire, at Orford, xxxiii, 165.

----, in New Jersey, at Sterling, ix, 245.

----, in New York, xix, 225; xxv, 347.

----, in Pennsylvania, viii, 236; xiv, 18.

---- quarries in Rhode Island, viii, 227, 231.

----, in Vermont, v, 272; vi, 228; vii, 58; xxviii, 370; xxxiii, 165.

----, crystallized, (pseudomorphous) at Middlefield, _C. Dewey_,

iv, 274; v, 249; vi, 334 (analysis); viii, 51.

----, hornblende pseudomorphs, analysis of, _L. C. Beck_, xlvi, 35.

_Steel, J. H._, notice of a report by, on the geology of Saratoga Co.,

N. Y., v, 203.

----, notice of Snake Hill and Saratoga lake, and its environs, ix, 1.^f

----, description of the high rock spring, at Saratoga, xvi, 341.^f

----, iodine in the Saratoga waters, xvi, 242.

----, on swallows, xix, 356.

----, analysis of the Saratoga and Ballstown waters, xxi, 182; xxxvi, 8.

----, oolite of Saratoga, and state of New York, ix, 16.^f

----, on chrysoberyl, iv, 37.

Steel, on the cutting of, by soft iron, _H. Daggett_, vi, 336.

----, ibid, _B. Silliman_, vii, 342.

----, on the cutting of, by soft iron, note on, vii, 390.

----, ibid, x, 127, 397.

----, Clarke's, xvii, 113.

----, Damascus, v, 182.

----, American, xix, 175.

----, engraving on, iii, 353.

----, on the fabrication of, at Sheffield, Yorkshire, xix, 182.^f

----, manufacture of, xvii, 111.

----, ----, by cementation, xix, 182.

----, prevention of, from rusting, vi, 398; xxi, 150; xxii, 382;

xxiii, 199, 383.

----, silicium in, iv, 376.

----, tempered, action on, of soft iron in motion, ix, 324; x, 127, 397.

----, blistered, xv, 374.

---- blades, P. Bradier's, vi, 395.

---- plate, menstruum for biting-in on, x, 194.

---- plates, colored, xvii, 376.

_Stein, W._, on lithia in a blowpipe test, xlviii, 193.

_Steinhauer, H._, remarks on trap, ii, 232.

Steinheilite, iv, 377.

Stellarota, _Pettengill's_, xvi, 363.

Stellite, Bergen Hill, N. J., xl, 69.

----, ----, analysis of, xliv, 54; xlvi, 35.

----, ----, remarks on, xlvi, 379.

_Stenhouse, J._, detection of kinic acid, xlix, 391.

----, on the silvering of glass, xlix, 398.

Steppes, Russian, xvii, 23.

Stereoscope, xxxv, 295.

Stereotyping, invention of, xvii, 161.

Stereotype, soft iron used for, xxvi, 192.

---- printing, original document on, _C. Colden_, and a letter by

_B. Franklin_, xxiv, 319.

_Sternberg, Count K._, notice of, xxxvii, 125.

Sternbergite, xv, 386.

_Steudel, E. T._, Nomenclator Botanicus, notice of, xl, 174; xli, 373;

xlii, 377.

_Stevelly, J._, on clouds, wind and rain, xxxviii, 105.

----, on filling barometers, xxxviii, 109.

_Stewart, C. S._, notices of the volcano Kilauea on Hawaii, xi, 363;

xx, 229.

_Stickney, B. F._, on native lead and cinnabar, ii, 170.

----, on the supposed discovery of cinnabar in Michigan, xxxvii, 185.

Stigmaria, generic characters of, vii, 180.

Stigmariæ and Sigillariæ, xlix, 227.

Stilbite, in Canada, viii, 65.

----, in Connecticut, i, 135; vi, 224; xxxv, 179.

----, in Massachusetts, i, 114, 115. 134; vi, 224; vii, 254.

----, in New Jersey, ii, 191, 192, 195; v, 239; xliv, 59.^f

----, in New York, v, 399; vi, 365; ix, 41, 402; xliv, 59.

----, in Nova Scotia, xxx, 346.

----, from New Holland, xxxix, 161.^f

Still for gin, of large size, xix, 394.

Stilpnomelane, xviii, 392.

_Stilson, W. B._, geology and mineralogy of a part of Indiana, i, 131.

Stockholm, steamboats at, v, 379.

Stones, moving, in lakes and ponds, _N. Chipman_, xiv, 303.

----, building, contraction and expansion of, by variations of

temperature, _W. H. C. Bartlett_, xxii, 136.^f

----, experiments on the strength of various, _E. Hodgkinson_,

xliv, 169.

----, of memorial and sacrifice, vii, 153.

----, lithographic, see _Lithographic_.

----, boulder, see _Boulders_.

----, meteoric, see _Meteorites_.

Stonesfield slate, marsupial fossils of, xxvii, 412; xxxvii, 228.

Stoneware of Baltimore, xxvii, 11.

Storax, oil of, xlix, 392.

_Storer, D. H._, report of the curators of the Boston Society of

Natural History, xxxii, 364.

----, review of the "Natural History of the Fishes of Massachusetts,"

xxxvi, 337.

----, on the Carcharias obscurus, xxxviii, 195.

----, on the Emys Blandingii and a Syngnanthus, xxxviii, 195.

----, on the Squalus elephas, xxxviii, 197.

----, fifteen species of Ohio fishes, xxxviii, 392.

----, two species of Ray, xxxviii, 396.

----, fishes and reptiles of Massachusetts, xxxviii, 379.

----, on Bell's British Reptiles, xxxix, 185.

----, account of several fishes, xxxix, 378.

----, on Indian Cyprinidæ, xli, 92.

----, a new species of torpedo, xliv, 213; xlv, 165.^f

----, notice of Dekay's report on the fishes of New York, xlv, 275.

Storm, see under _Wind_.

Stratford, Vermont, copperas manufactory of, iii, 326.

_Strait, H._, on aerial navigation, xxv, 15.^f

----, theory of the bellows, xxvii, 88.^f

----, application of the principle of the balance in milking, pumping,

churning, washing, fulling, &c., xxvii, 92.^f

_Stratton, T._, on ground ice, xl, 407.

Straw, Leghorn, viii, 378.

----, ----, on the cultivation of, xxii, 363.

Strength of stones and other materials, _E. Hodgkinson_, xliv, 168.

Striæ on rocks, see _Scratches_.

_Strickland, A._, on Ardea alba, xxxv, 311.

_Strickland, H. E._, silurian strata of Asia Minor, xxxiii, 95.

Strobilus caryophyllus, xxxi, 32.^f

_Strode, T._, on a siliceous petrifaction from North Carolina, vii, 249.

Strokr, account of, xxxvi, 256.

_Stromeyer_, analyses of several minerals, vii, 368.

Stromnite, new mineral species, ii, 177.

_Strong, T._, a new method of obtaining the formulæ of the sines and

cosines of the sum and difference of two arcs, i, 424.^f

----, solutions of diophantine problems, i, 426; xxxi, 156.

----, mathematical problems, ii, 54^f, 266.^f

----, demonstration of the binomial theorem, xii, 132.

----, solution of problems in fluxions, xvi, 283; xvii, 69, 329;

xviii, 67.

----, on capillary attraction, xviii, 70.

----, on central forces, xix, 46; xx, 65. 291; xxi, 66, 334;

xxii, 132, 342.

----, motion of a system of bodies, xxiv, 40; xxv, 281; xxvi, 44.

----, on the parallelogram of forces, xxvi, 304; xxix, 345.

----, composition and resolution of forces and statical equilibrium,

xxviii, 85.

----, theory of the variations of the arbitrary constants in elliptic

motion, xxx, 248.

----, integration of one kind of differential equations of the second

order, xlii, 273.

----, on the principles of virtual velocities, xlii, 66; xliii, 77.^f

----, on the first principles of the differential calculus, together

with a new investigation of Taylor's theorem, xlv, 269.

----, new way of obtaining exponential and logarithmic theorems,

xlviii, 36.

Strontia distinguished from baryta by means of chromate of potash,

_J. L. Smith_, xxxvi, 183.

----, on the red color of the flame from, _F. H. Baddely_, xviii, 261.

----, test for, iv, 372.

----, action of, on animals, xiii, 178.

----, sulphate of, (celestine) Lake Erie, ii, 241; iii, 363;

iv, 279, 324.

----, ----, analysis of, _G. T. Bowen_, iv, 324.

----, ----, ----, _Stromeyer_, vii, 369.

----, ----, of Presq'ile, Ohio, vii, 46.

----, ----, Detroit river, v, 40.

----, ----, in Canada, viii, 72.

----, ----, ----, _F. H. Baddely_, xviii, 104.

----, ----, in Sicily, viii, 205.

Strontianite in the United States, _E. Emmons_, xxvii, 182.

----, ----, notices of, xxvii, 363; xxviii, 174.

----, examination of, _C. U. Shepard_, xxvii, 183, 363.^f

----, from Freyberg, and Scotland, vii, 369.

----, analysis by _Stromeyer_, vii, 369.

----, in Sicily, viii, 205.

Strontium, mode of obtaining from a chlorid of, _R. Hare_, xxxvii, 267;

xxxviii, 115; xxxix, 362; xl, 296.^f

Structure of rocks, a result of elevation, _W. Hopkins_, xxxi, 365.

---- ----, schistose often a result of crystallization, _J. D. Dana_,

xlv, 105.

_Struder, B._, on erratic blocks, xxxvi, 325.

_Stuart, J._, localities of minerals, vi, 249.

_Stuart, M._, exposition of the first chapter of Genesis, review of,

xxx, 114.

Stucco for walls, xxiv, 206.

Sturgeon, spoonbill, of the Ohio, notice of, xii, 201.^f

_Sturgeon, W._, miscellaneous notices of remarkable results, in heating

and decomposing by galvanism, xxxix, 28.^f

----, annals of electricity by, noticed, xxxii, 213.

----, remarks on galvanic batteries, xxxix, 35.

Sturm's auxiliary functions, on the relation of, to the roots of an

algebraic equation, _J. J. Sylvester_, xlii, 163.

Stuttering, cured, v, 382.

Styrole, xlix, 392.

Submarine explosion, ii, 94.

Subsidence of southern part of Sweden, _Nilsson_, xxxiii, 102.

---- of the coast of Greenland, xxx, 379.

---- about Canaan Mountain, N. Y., v, 15.

---- and elevation, modern, xxxiii, 97.

----, areas of, in the Pacific, _J. D. Dana_, xlv, 131.^f

----, evidences of, in Great Britain, xxxiii, 97.

Subsistence in continental Europe, price of, xxxvi, 176.

Substitutions, theory of, as connected with the allotropism of chlorine,

xlix, 346.^f

Subterranean forests, xxi, 23.

---- galleries, locust wood used in, xxx, 182.

Succinic acid, xlvii, 196.

Sugar, a means of preserving fish, viii, 391.

----, new acid from, xlvii, 196.

----, barley, crystallization of, xix, 177.

----, from beets, vi, 388.

----, ---- ----, manufacture of, promoted in France, xi, 396.

----, ---- ----, amount manufactured in France, xv, 394.

----, ---- ----, _Girardin_, xxiii, 392.

----, diabetic, analysis of, _T. Thomson_, xxxv, 298.

----, ----, xlix, 200.

----, from maize, xxx, 174; xxxi, 163; xliv, 215.

----, from mangle wurtzel, xxxi, 345.

----, maple, manufacture of, _J. Locke_, ii, 258.

----, in sweet potato, xv, 285.

----, from rags, saw-dust, ii, 347.

----, preparation of, from potato starch, xx, 195; xxi, 284; xl, 216.

----, ----, ---- ----, _S. Guthrie_, xxi, 284.

----, from wood sawings, &c., xl, 216.

---- cane in Colombia, at great heights on the Andes, xxxvii, 16.

Sugar Loaf Mountain, Mass., scenery of, vii, 9.

_Sullivan, J. L._, notice of the revolving steam engine, i, 157^f;

ii, 106^f; v, 144.

----, new means of producing heat and light, i, 91.^f

----, means of producing safety in steamboats, xx, 1.

----, description of a steamboat, xx, 14.

----, improvement in steam boilers, xx, 10.

_Sullivant, W. S._, description of three undescribed plants from Ohio,

xlii, 49.

Sulphacetic acid, _Melsens_, xlviii, 193.

Sulphates, new series of double, xlviii, 189, 190.

----, decomposed by organic matters, xviii, 147.

Sulphur, atomic weight of, xlviii, 402; xlix, 203.

----, properties of, xv, 189.

----, experiments on the cooling of, xvi, 216.

----, density of the vapor, xxiii, 383; xxxv, 298.

---- in assafetida, xv, 185.

---- in granite, vii, 56.

---- in volcanoes, origin of, _C. Gemellaro_, xxviii, 293.

---- in Connecticut, vii, 56; viii, 259; x, 12.

---- in Massachusetts, i, 114; viii, 53.

---- in New York, iv, 250.

---- in Pennsylvania, i, 237.

---- in Sicily, viii, 210.

----, use of, in rheumatism, ix, 169.

----, effects of excessive use of, viii, 394.

----, piercing of hot iron with, viii, 182.

----, carburet of, decomposed by weak electric action, xviii, 153.

----, two chlorides of, xxiii, 382.

----, bichloride of, _F. Chevet_, xlii, 71.

----, hydruret of, _L. J. Thenard_, xxii, 351.

---- acid, new, xlvii, 191.

---- spring, see _Spring_.

Sulphurets of the metal, new method of precipitating, xlvii, 193.

Sulphuretted hydrogen gas in the state of New York, xv, 235.

---- ----, condensation of, to a liquid, _M. Faraday_, vii, 354.

---- ----, solidified, _M. Faraday_, xlix, 377.

---- ----, injurious effects of, xviii, 160.

Sulphuric acid, anhydrous, new mode of forming, xii, 200.

---- ----, ----, Mosander's mode of preparing, xxviii, 360.

---- ----, on a new process for, practiced in Germany, _T. G. Clemson_,

xx, 347.^f

---- ----, new process for, _Provostaye_, xl, 214.

---- ----, action of, on alcohol, xvi, 267.

---- ----, ----, on oil of sassafras, _R. Hare_, xxxi, 285.

---- ----, crystallization of, vi, 186.

---- ----, crystallized hydrates of, xx, 384.

---- ----, decomposed and not evaporated, on an incandescent metal,

xxii, 365.

---- ----, manufacture of, at Glasgow, x, 360; xli, 48.

---- ----, tension of, xlvii, 191.

---- ---- and sulphate of iron, remarks on, xii, 387.

---- ----, action of, on hydrocyanic acid, xviii, 146.

---- ----, ----, with oil of hemlock, xxxvii, 246.

---- ---- and arsenious acids, a new compound of, xli, 47.

----, ----, produced by the Aix waters, xix, 176.

----, ----, native, xv, 238.

----, ----, in the Rio Vinagro, x, 191.

Sulphurous acid gas, a mode of obtaining, xxviii, 360.

---- ---- decomposed by iodine in alcohol, xi, 392.

---- ----, reaction of the essential oils with, xxxi, 281.

---- ----, a mode of liquefying, ix, 195.

---- ----, liquid, vii, 353; xvii, 166; xxxv, 374.

---- ----, solid, xlix, 376.

---- ether, xxxi, 275.

Sumach, bimalate of lime in, _W. B. Rogers_, xxvii, 294.

Summer, Indian, xii, 120; xxvii, 140.

----, ----, on the cause of the peculiar aspect of the air in,

xviii, 66.

----, ----, _L. Foot_ on, xxx, 8.

Sun, a blue, seen at Bermuda, xl, 323.

----, singular appearance of, xxi, 198.

----, a supposed change by the rays of, in an elementary substance,

_J. W. Draper_, xlvi, 390.

----, first observation of the spots on, xxiv, 204.

----, connection of spots on, with the temperature, xii, 199.

----, ----, November, 1837, _D. Olmsted_, xxxiii, 393.^f

----, heat of spots on, _J. Henry_, xlix, 405.

Sunderland cave, vii, 19.

Sunsets, autumnal, influence of the great lakes on, _W. Gaylord_,

xxxiii, 335.^f

----, ----, in the West, _C. Dewey_, xxxviii, 151; xlii, 200.

Surgical operation, extraordinary, iii, 372.

Survey of the coast of the United States, by F. R. Hassler, plans

and methods in, xvi, 225.

---- ---- ibid, under A. D. Bache, xlix, 229.

----, land, in the United States, mode of conducting, _E. F. Johnson_,

xix, 131.

----, geological, see _Geological_.

----, canàl, in New York, xxiv, 19.^f

Surveying, an improvement suggested by _E. Wright_, xxii, 74.^f

----, field, improvement in, xxiii, 37.^f

---- instruments, on their improvement, _L. Lyon_, xiv, 268.^f

Surveyor's compass, improvements in, _T. Kendall_, xix, 337.^f

Sus, species of, see _Zoology_.

_Sussex, Duke of_, notice of N. Bowditch by, xxxvi, 214.

Sussex County, England, number of fossils of, xxiii, 171.

Sussex County, N. J., minerals of, _S. Fowler_, xxi, 319.

---- ----, mineralogy and geology of, _C. U. Shepard_, xxi, 321.^f

_Swaim, J._, electro-meteorological observations, xxxii, 304.^f

_Swainson, W._, Zoological Miscellany of, noticed, iii, 392.

----, Naturalist's Guide of, noticed, viii, 183.

----, new Zoological illustrations, xvi, 386.

----, Exchanges in Entomology, xxvii, 386.

----, on the monocardian animals, notice of, xxxix, 389.

Swallow, barn, _S. Woodruff_, xix, 172.

----, ----, _J. N. Steel_, xix, 356.

Swan, American, description of, xxii, 83.^f

Sweden, population of, in 1816, 1817, 1818, ii, 347.

----, botany of, v, 180.

----, elevation of, xxix, 363.

----, gradual elevation of, _C. Lyell_, xxviii, 72, 387.

----, subsidence of southern part of, xxxiii, 102.

Swedish Journals, xxix, 375.

_Swift, P._, on the temperature of the sea, xviii, 191.

Switzerland, jurisprudence in, iii, 379.

----, schools of, vi, 391; xii, 191; xiii, 397.

----, anniversary of the Society for the Encouragement of Agriculture,

vii, 381.

----, thunder-storms in, xx, 178.

Syenite and amygdaloid of Salem, Mass., iii, 232.

---- of Massachusetts, along the Connecticut valley, vi, 28.

---- in western Massachusetts, viii, 10.

---- of Pennsylvania, viii, 236.

Sympathetic ink, xviii, 148.

Syphon, Buntem's improvement in, ix, 198.

Syphons, easy method of filling, _W. Foster_, xxviii, 268.

---- of glass, xxiii, 387.^f

----, improved, _R. Hare_, xxiv, 317.^f

----, self-filling, _W. B. Rogers_, xxvii, 302.^f

Syringodendron, generic characters of, vii, 180.

----, Kirtlandius, xxxi, 29.^f

Syrups, bleaching of, _Dumont_, xxiii, 346.^f

T.

Tabasheer, analysis of, xxx, 381.

_Taber, T._, practical remarks on gems, xxxviii, 61.

Taberd's Anamitic and Latin Dictionary, xl, 43.

Table Mountain, iii, 228.

Tabriz, earthquakes at, xxxvii, 351.

----, salt near, xxxvii, 350.

----, marble of, xxxvii, 355.

Tabular spar from the Bannat, analysis of, vii, 370.

---- ---- of Pargas, vii, 371.

---- ---- of Willsboro', N. Y., analysis of, _H. Seybert_, v, 113.

---- ---- in New York, v, 113; xiii, 198;

xvii, 145.

---- ---- in Pennsylvania, xiv, 13.

Taconic mountains, character of, ii, 246;

viii, 2, 8.

---- ----, geological section from, to Troy, _C. Dewey_, ii, 246.

---- system, remarks on, _D. D. Owen_, xlvi, 145.

---- ----, remarks on, _H. D. Rogers_, xlvii, 150.

---- ----, work on, by _E. Emmons_, noticed, xlviii, 394.

Tagua-nut, or vegetable ivory, xlix, 400.

Tails of comets, x, 395; xxxi, 142, 325; xxxiii, 5, 11; xxxviii, 35;

xl, 59; xlvi, 108.^f

_Talbot, H. F._, photogenic drawings, xxxvii, 169; xxxviii, 97.

----, improvement in the telescope, xliv, 166.

Talc from Chamouni, analysis of, xlvii, 216.

---- in Connecticut, x, 14.

---- in Maryland, xiv, 12; xviii, 79; xxiv, 355.

---- in Massachusetts, i, 113; ii, 236; iv, 54; vii, 55.

---- in New Jersey, v, 29.

---- in New York, i, 144; v, 29; xix, 227, 228.

---- in North Carolina, v, 259, 264.

---- in Pennsylvania, i, 237; viii, 239; x, 219, 221; xiv, 5, 6, 17.

---- in Rhode Island, vii, 254; viii, 227, 231.

---- in Vermont, iii, 76; iv, 54; v, 40.

Talcose slate of the Connecticut valley, vi, 26.

---- ----, the gold rock of the Carolinas, _A. Eaton_, xviii, 50.

Tannin, memoir on, _J. Pelouze_, xxviii, 124.

Tanning, application of chestnut wood in, _W. Sheldon_, i, 312.

----, new process of, i, 439; xxxv, 303.

Tantalite, see _Columbite_.

Tapestries of Raphael, revival of their colors, xxxvii, 244.

Tapir, fossil, at Darmstadt, xxvi, 218.

_Tappan, B._, on the boulders of primitive rocks found in Ohio,

xiv, 291.

----, on the cannel coal of Ohio, xviii, 376.

----, description of some new shells, xxxv, 268.^f

Tar, used to afford light, i, 92.

----, used to work steam engines, i, 165.

Tarapaca, South America, account of the minerals of the province of,

_J. H. Blake_, xliv, 1.^f

_Tarlor_, observations on mining, xxxiv, 9.

Tartaric acid, manufacture of, at Glasgow, xli, 50.

Taste, the seat of, xx, 180.

Taurus Mountains, xxxvii, 351.

Taxidermy, see _Preservation_.

Taxodon, _R. Owen_, xxxiii, 208; xxxv, 196.

_Taylor, J._, on Astronomy and Photography at Rome, xliv, 373.

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