5 ea 
gS ee 
ae + 
Planet eee “alées ts of, 
hy 
port, 2 
‘ Richardson, J a death of, 2' 
2 or 
ae of copper in hydrochloric acid,, 
and on 
INDEX. 
“ft 
Pain in = ee G.R 
Panama, of, Te “Hoping, 123. 
Peacrenisx section 276. 
Patent Office Repo 
Paving materia a India rubber, called 
Kumptolite, 446. 
Pennsylvania and aa be hy of, = 
nee to railroad Wy. Rob 
Pers 30n, C. C., latent and ific h 
bodies, 111. dia julien 
Petersen, Sag of ane 
w come 
Phares, 5 
437. 
avers in anaes, 297, 
259. 
Copernicus Sn light of 140 
a discovery of, 140, 278. 
, eleme 
hon Peidarchet on, E. F. Burr, 
pre C. Walker, 277. 
— Fil “erie sighth capetiioe of, 437. 
—— supposed, ee Neptune, specula- 
tions on, Babine 
"TeV, 
Plan ts of diferent pein non epochs, A, 
:. rong art, 
" New "En gland, on some, E. Tucker- 
Potassium, preparation of ferridcyanid of, 
a of minerals, Blum on, no- 
ticed, : 
Q. 
Quicksilver mines in meg 4 ieee, 270. 
in coal formation, 
R. 
Radiation of heat, nocturnal, Melloni, 418. 
Railroads in Pennsylvania and ae 397. 
ines, G. W., mines of Mexico, 
Ralfs, J., = British Desmidee, "302. 
Ray Socie , 446, 
‘the University of New York, 
gentle he W., To wl of Penn sylvania 
ey Side ‘of one, in South Carolina, 443, 
Rocks, effects of fusion on density of, 133, 
a eeciianais of, Profs. Rogers, 
396. 
Rocky Mountains, section of, and notices,|)——; 
Remer, F. F., geology of Texas, 
Rogers, W. B. an ng chicos of car- 
bonie acid by li 
—_ ~~ te the diamond i in the liquid 
ae 
ition of rocks, 
and J, B., on Nae alleged in- 
gales 
uchs’s method of analyzing iron| 
ores, 
owell, G. R., beneficent distribution of the 
bs none of pain, 89. 
ssia, Mirae of ae in 1846, 275, 
Reuter ord rvations rune the 
unar ites of We reannae, 1848, 435 
8. 
Wen amount of, in seas, 148 
Salt Jpen oat of Upper California, 280. 
n California, 388. 
‘cheerer on Isomorphism, 57, 189, 
\chlieper, A., oxydation of uric acid, 363, 
Hes Dead, see Dead Sea 
eects 254. 
era ze on, noticed, } 
bell of an Argonatta, ream ‘and re 
OC. BA » 19%. 
Shells of Connecticut, on some, coll 
Psd argon Is from La’ 
hepard, C. » new minera s from Lan 
er Co. ., Penn., 249. “s 
——, meteorite vot Castine, Main 
—, on Ramm bainia? 8 Alormien ar the Ju- 
ine: 
—, on Fischer's examination of the Brau- 
nau meteorite, 348. 
——, Report on eorites, 402. 
Shooting stars of August, 1847, E. C. Her- 
ick, 278. 
— a sh 
lerrick, 279. 
France, 439. 
(Silliman, JSr4 i B, on cxtanle oy 248. 
power — stem, in Mexico, 37¢ , 
Silve s of Chihuahua 
— ores, caer ot a aes ah W. 
Rain 
Slide of a pat in South Carolina, 443. 
|Slopes, angle of, 133. 
Smithso pened Institution , 288, 305. 
Solar parallax, x, expedition to South America 
re Venus with reference to, 143. 
Spitaberg, temperature of sea near icebergs, 
Sa observations on, ay Laurent, 277. 
Spring, hot, i in California, 389. 
vew paar co, —s 389, 390. 
Star, sabposdd ie 
Steam, Tecoompnaition 7 mineral substances 
and salts 
a rma canta, Cabo, 136. 
Stone, artifici 
eal be lithoceramie, 446. 
Sulphur, anomaly i in atomic volume of, ge 
n organic su 
estimatin 2 
~~ a ond, manufacture of, A. A. Hayes, 
T. 
7p lopes, 133. 
wa gon tet of astringent substances 
for, 
i k by, on coal, noticed, 150, 
Con eject, history of, 439, 
lescope, Rosse’s, 139. 
Rosse’s Gaieesabne 139, 
Ielescopen, Ritz’ s, 437. 
