BAS 
Barometrical pressure, comparison 
of, with pressure in India, &c., 
xlii, 371. 
> mean of,at Perth, Scot- 
land, xl, 342. 
, mean and range of, 
at Malvern, in Worcestershire, 
xxxvill, 102. 
, mean of, at Canton,Chi- 
na, W. C. Redfield, xxxviii, 267. 
, mean of, in different 
parts of the world, E. Loomis, 
xli, 312. 
, at the level of the Dead 
Sea, xlii, 214. 
, minima of, Feb.16-19, 
1842, xlii, 403. 
oscillations at Inverness con- 
trasted with those at London, xliv, 
158. 
determination of heights, sim- 
ple method of ,O. Byrne, xliv, 12.f 
compensation of the pendu- 
lum, xlvi, 393. 
Barrows, Indian, see Mounds. 
Barton, D. W., geology of the 
Catskills, iv, 249.f 
Barton, Prof., meteorological reg- 
ister at N. Orleans, xxxi, 400. 
Bartlett, W. H. C., experiments on 
the expansion and contraction of 
building stones by changes of 
temperature, xxii, 136.f 
Bartram, Wm., notice of, A. Gray, 
= dhs Ws 
Baryta, test for, iv, 372. 
, distinguished from strontia by 
means of chromate of potash, J. 
L. Smith, xxxvi, 183. 
, Native carbonate of, see With- 
erite. 
, native sulphate of, see Heavy 
spar. 
Basalt, analyses of, iv, 230. 
, characters of, xv, 32. 
, of the Caucasus range, xxxvil, 
348. 
Basaltic columns, in N. Jersey,v,240. 
rocks of the Labrador coast, 
R. H. Bonnycastle, xxx, 236. 
Basilosaurus, xxvii, 354; xxxvii,231. 
25 
BEC 
Basilosaurus, named Zygodon, R. 
Harlan, xli, 179. 
Basin of mines, Nova Scotia, min- 
erals of, xv, 132. 
Bath, Russian vapor, T. S. Traill, 
KI) 299. 
Battery, galvanic, see Electricity. 
Beaches, ancient, about Lake Hu- 
ron, il, 257. 
: , of Lake Ontario, G. E. 
Hayes, xxxv, 89. 
, elevated, of Canadian lakes, 
C. Lyell, x\vi, 314. 
, four, to the river Malbay, L. 
Ava 221% 
Bead manufactory at Venice, xxvii, 
78. 
Beaufoy, M., notice of a work on 
nautical and hydraulic experi- 
ments, by, xxviii, 340. 
Beaumont, W., experiments on the 
gastric Juice, xxvi, 193; xxvii, 405. 
Beaumont, E. de, observations on 
Etna, xxxi, 168. 
Beaumontite from Baltimore, analy- 
sis of, M. A. Delesse, xlvii, 216. 
, Identical with Heulan- 
dite, F. Alger, xlvi, 233.f 
, a crenato-silicate of copper, 
xxxvil, 898; xlvii, 337. 
Beche, H. F. de la, classification of 
the European rocks by, xviii, 26. 
Beck, J. B., influence of salt storms 
on vegetation, 1, 388. 
Beck, L. C., contributions to the 
botany of Illinois and Missouri, 
ROX) LOT y mivap Le: 
, ferns and mosses of the U. 
States, xv, 287. 
, on the formation of phosphu- 
reted hydrogen, xii, 294. 
, on the nature of the chlorides 
of soda, lime, xiv, 251.f 
, on the office of nitrogen in 
respiration, Xvill, 52. 
, on the commercial potash of 
N. York, xxix, 260. 
, researches on winesand other 
fermented liquors, xxviii, 42. 
, on the tornado or water-spout 
of New Brunswick, xxxvi, 115.f 
