INDEX TO VOLUME XXv. 
A. 
Aerial Navigation by os Strait, 15. 
Agaric mineral Bo of, 347. 
ve American 
Agav Bi varieties, 330. 
Algebra, Stredactios , 12th Ed. b 
eD Col. 
Ainereat Almanac, for 125, 
nalysis of a new sire ipettas, Lede- 
rerite, 78 
———square numbers, 87. 
Architectural tmiproetinonta, 304. 
Asaphus,—varieties of, 
rome ed ic oa} ohperyalones by Medi FF. 
artin 
Atlantic Geek; ae of, ie 
_ Atmosphere, currents of, 1 
(eee ge eneral v view ‘of 128, 133 
——_———s ratification 0 
a green ee white, localities of, 347, 
B. 
os Geology, 2nd. Am. from 4th. 
aes swee et, pink dye from flowers of 413. 
Barometer, causes of its fluctuation, 129. 
—— se in storms, 17, 120, at 
sea, 198. 
——__—- ariations not nocomatty, 
connecte sat ‘with the fall of rain, 130. 
Barytes, ite locality of sulphate of, 346. 
Biela’s Comet, 1 
Bota nical Notices of Midale Florida, 69. 
ogy of, 428. 
Bridgewater treatises 
British Association pg the advancement 
~ of science, notice of its third meeting, 
y Rev. Caricogra 
Canals of Ohio, 241 
ie acid bron oxide obtained free 
from, 344, 
asi ott obtained free from Carb. 
344 
phy, Prof. Dewey on, 140. 
hme ri fei shawl goat, 
Cham 1els of creeks and rivers in Ohio, 
a, 
cholera, notices of the, 
\Cire eville, ancient wo 
Climate as affected by currents, "188. 
‘ina, 133, 
Coal formation, marine sont in, 199, 
—O 
Combu slibas, Samuel Morey on, "has 
Copeatiae of Nat. Philosophy, by Prof. 
Imsted, 214. 
Coacholory, new work o 
Co on new  ipeeiia of fresh 
sea water, 
Crawe, Dr., a eet of Jefferson 
and St. Lawrence Cos. 
Croo . B., on Botany of ‘Middle Flori- 
da, 
Currents, counter direction of in Southern 
hemis| sphere, 121, 128. 
f the atmosphere, 124, 133. 
D. 
Dal Negro, Prof., Experimetll with Ele- 
mental Electromotors , 193. 
De Luc’ s, Dr. Hare, on con- 
struction of, 136 
De 
Brucite, new locality of, 347. 
Building, various points to be observed in, 
304. Di 
C. 
Caleareous spar, rhombic, locality of, 349. 
Caloric, a cause of gi 
Calymene Blumenbac 
——-—~odon ocephala, 834 
Vou. XXV__No. 2 
serts caused by certain atmospheric 
1 
currents, 
Dewey, ricography, 140. 
ving Bells, descent in, 196. 
J. T., on Potassium and So- 
E. 
aly eg c currents, 269.||Eaton, Prof. A., on geology and meteor- 
ology w 
est of the Rocky Mountains, 
55 
