AcaTeE, p. 49, 52 
Alabama, notice of plants from, 61 
Alcohol, improved yore by, 110 
Algebraic Series, new, 2 
Alkali, flowers Hf the laine a test of, 194 
Alluvial, 209, 
Alum crystals, satin of coloring, 194 
Amethyst 
Amherst fatale geological position of, 21 
_ Ammonia, condensation of, 357 
Analysis of the Brine springs of N. York, results of, 344 
——— of the ores of Manganese, 3 
of Pyroxene from Sparta, N. J., 145 
of Uranite, 380 
Analyses, Pabied ba s, 368 
Ancient Lakes, 
Animal heat, too. 
Annals of N. York Lyceum, 359 
Anthracite, remarks on rocks accompanying, 260 
Antigua Celtic, of America, 149 
ent, Tabular, of the rock formations of the ier cl 
4 
Argow w, Canton of, 38 
Argentine, additional bbiiee of, 248 
Atripsic curves, 
Augite White, 30 
B. 
s, D. H., Mr., Description of five species ee 69 
chow Falls, 
Berthier, Analysis of the ores of Mangane e, 366 
Berzelius, letter on the Carlsbad waters re Orasionn, 185 
Beudant’s Travels i ig Hungary, observations on, 256 
Black Mountain, 1 
Blake, E. W., on a6 form of the teeth of cog-wheels, 86 
Blow | pipe, improved by Alcohol, 110 
