Ob INDEX: 
fron, Meteoric, 194 
Tron in motion—its action on Steel, 324 
Kellogg, Prof. E. on the Passage of Lightning, 8 
Kendall, Thomas, on the asserted Acceleration f. Water-Wheels, 164 
Labrador, Mineralogy of, 39 
La Place, his Mécanique side: 379 
Batrobite, eG, Gmelin’s Analysis of, 330 
umonite, 
Lea, Isaac, on 5 Hybernation 
Causes iy Effects of SS ae 209 
Lead Mines BEN Msmaddineetts 166 
Leavenworth, Dr. his list of the Rarer Plants of Alabama, 74 
Lee, Charles A.on the Moving Rocks of Salisbury, 239 
t-Houses, 1 
Lightning, Prof. pages, on the Passage of, 84 
Piiesa Ss 
Lithion, test for. 
66 
Localities of Minerals, see Ménerals 
Longitude, x od Method of Determining the, 107 
Loxa Bark, 364 
Lyceum of Natural History of Pissed, 17 1—New Yor, 387 
Ly a New Genus in Botany, 3 
Cee ar 
mer AGE: 
Macture Mz his Letters to the pager 253, 381, 383 
Artificial, 206 
rain, its poe of Germinating, 208 
ide of, 
Marble, Flexible, or A 241 
_ Martius, Chevalie rde, his Botanical Works, 375 
e, 379 
Medical School of South — 392 
Meteoric Stone of Maryland, 3 
aine, 
: Meteorological Journal of Dr. L. Foot, 17 
————a—— Tables of M. Bea 30a 
Milbert, Mr. his “voyage pittoresque dans PEtat de New-York,” 380 
Mills, Accelera' — of their ‘Motion in in Night and in Winter, 104, 
1 
me their cupidity, 158 
a Conapatees ot 17 7—American, Dr. ‘Robinson’ 's oe 
logue of, 396—Dr. Fowler on some New and Extraord 
. Misceliameous Localities of, by Rey. E. Hitcheock, 20— 
‘ A Foe“ 
* 
7 
a aa’ 
