412 
INDEX. 
Redfield, W. C., meteorological sketch-||Statistics of trade between Great Britain 
es, 50, 261 
Remains, organic, 103. 
Revolving electro-magnetic instrument, 
188. 
Rocks, impressions of ee in, 398. 
of New York, 1 
Rotary multiplier, 36. 
Rumford, Count, sketch of the early his- 
tory of, 21. 
Ruschenberger, W.S. W., remarks on 
the barometer, with a table of meteo- 
rological observations, 345. 
8. 
Sandstone, impressions in, 271. 
———- of Connecticut, 169. 
Schaeffer, Geo. C., on the meteors of An- 
gust, 1837, and November, 1832, 133. 
Sclerotic bones of the eyes of bir ds and 
reptiles, 289. 
Sea breezes, 65. 
Sediment in the river Miecer 269. 
Shells, recent, general species and ico- 
nography of, ‘184. 
Shepard, C. U., notice of his report on the 
geological survey of Connecticut, 151. 
Shooting stars, nature, motions, and 
number of, 360. 
of Aug. 9th and 10th, 
1837, 176. 
remarks on, 354. 
—_—. theory of, 363. 
Shower, meteoric, of November, 1837, 
379. 
Showers, meteoric, in August, 177, 354, 
OL. 
— number of, ina year, 
360. 
Silk worm, new, 206. — 
Sketches, meteorological, 50, 261. 
Slides, mountain, phenomena of, 313. 
Solar heat, effect ‘of, in raising a balloon, 
196. 
Spontaneous combustion, 147, 199, 200. 
Spots on the sun, 393. 
Springs, hot, of Arkansaw, 202. - 
Stars, shooting, nature, motions, and 
numbers of, 360. 
———- of Aug. 9th and 10th, 
1837, 176. 
remarks on, 354. 
—____—_——- theory of, 363. 
Statistics of the Deccan, &c., 274. 
and the United States, 277. 
Subsidence and elevation, modern, 97. 
Sun, spots on the, 393. 
Sunsets, autumnal, influence of the great 
lakes on, 335. 
Synopsis of the family of Natades, 402. 
AL 
Telegraph, Morse’s electro-magnetic, 
185. 
Temperature of elevation, 52. 
———_—_—_——_ of Lake Ontario, 403. 
Theory of a resisting medium, examina- 
tion of, 1. 
Thermoscopic galvanometer, 365. 
Thunder storms and gusts, 56. 
Tides, 266. 
Toxodon, fossil remains of, 208. 
Trade, statistics of, between Great Brit- 
ain and the United States, 277. 
Trade winds and the circuitous charac- 
ter of the atmospheric currents, 61. 
Trap dyke, 316. 
Triarthrus, necessity of preserving the 
genus, 341. 
Trilobite, new, description of, 406. 
Trilobites , descriptions of two species of, 
139. 
Tufa, calcareous, 406. 
V2 
Vegetable membrane and fibre, chemical 
composition of, 289. 
physiology, 290. 
Veins, mineral, 93. 
~ questions relative to, 135. 
Voyage, new, round the world, 206. 
W. 
Water, decomposition of, 2177. 
Water-spouts and whirlwinds, 58. 
Waves, mechanism of, in reference to 
steam navigation, 283. 
Whirlwinds and water- -spouts, 58. 
Winds, trade, 61. 
World, new voyage round the, 206. 
Z. 
Zodiacal light, 390. 
Zoophytes, Dr. Mantell’s lecture on, 329, 
