INDEX TO VOLUME XXXI. 
A. 
Agency aoe pernke at the city of Wash- 
Albany 5 eee transactions of, 179. 
Analysis of mineral waters, 94. 
Emmonite, 171. 
Holmesite, sl 
Deweylite 
_ Feldspar je Byihiets Low- 
173. 
et 
er Can 
Animal, =p Eupleres 192. 
Sea gulus Catostomi, 297. 
Ange ities, Amer 
rgulus Cato bist description of, 297. 
Arsenic, tobacco a remedy fo 188. 
effects of Braga Mate: 3 
Art — Pottery, work on the history of, 
Artificial crystals, 374. 
Ashmolean Society, proceedings of, 164. 
avon. western, gales ee 
Aurora Bor ealis, notice 
B. 
Bailey, J. W. esi for frogs in Gal-; 
vanic experi ents, 292. 
wuskide bottles 
Baldwin ,L. Bis ae on introducing wa- 
ter into Boston. 179. 
Baudrimont, cause of decrepitation, 162. 
— Elie de, origin of Mt. Etna, 
ppt at eae of metals, 164. 
Benedict, Prof., Conic Sections, 258. 
Bird eee at Middlet town, 165. 
ituminous coal, 
Black lead pencils, ae 
me caves of n, 
Boston Journal of N eorst i 185. 
Bottles, method of washin 
Bo ulders, a of, over roe north 
Breithaupt’s specific gravity of minerals, 
British Association for 1836, proceed- 
ings of, 
Baer) iart, work on the history of potte- 
Buckland. Rev. Wm., Bridg 
tise, 
Buildings, zinea covering for, 248. 
trea- 
Cy 
Carbonic acid, ae eee 
———__—__——, liguid, rp Ape ey 402. 
eS ceampie effects of, 
402. 
, vaporization of, 402. 
——__—__——, cold produced by, 403. 
Caswell, Prof. A., zine a covering for 
buildings, 248. 
— action of the solar spectrum, 
Chemical Education, i for obtaining 
a statistical v iew of, 4 
Ghemistry, notes 
Chilton, G. pee! notice of, 421. 
Clarke, aT; hot blast tin making cast iron, 
Climate of Palestine, 183. 
Coal, Cannel, Licking Co., Ohio, 
Cold. pr roduced by liquid carbonic acid, 
Co nehology, pena in, 413. 
Conduction of w 
Co ongelation of bones by natural cold, 
61. 
Conic sections, sections of a plan th 
solids formed by the revolution of, 258. 
Conrad’s Unioni ®, 
eo A. J.-C. , impregnation of plants, 
17. 
Cram, T.J., Length of a degree of the 
Wectenisial Meridian, 
os pate teness and axes of the 
Earth, 
———— = hedacees of Latituc 231. 
at 
— ae eet Or 
as of Latitude, 235. 
Crosse, artificial crystals 
rals, "374. 
VoL. XXXI.—No. 2. 
54 
