Proctor, R. A., star-drift, 4 | 
Pynchon’ ¢ chemical physig, ‘hotood 443. 
tT 
‘ge specs of flame, 
‘Thallium, ethyl se pciida we 299, 
Theo r of existence, noticed, 2 
be sie dated from arsenic, ote, “48. 
RB. 
Rath, G. ft Mineralogical Conitebations 
notice lr raill’s Treatise on Quartz and Opal, 403, 
Reale Conattets  geologien d'Ttalia,’ 401. Troost, heat ‘of cuit tttatiom of boron and 
Reimann on silicon with chlorine and oxygen, 386. 
Rogers, W. A., ee teroid (109), "142, 428. 
Rocky. Mts., explorations, bs W hitney, 398. Vv 
) 0. N., photometric experiments, 
ses La Vegetable, see og 
; pectrum — eager 389.||Venu tones of, 435 
Royal Society of gas Verrill, A Echinoderms, and Corals © 
from ay of Californ: 
S sea-urchin of N. England, wee 
Sadiler, S. P, Fischer’s salt, 189, —— faunze from recent dredg- 
Salt, chemistry of, Gessmann, 78. - ings, 
Sars aie 983. “shells of Gulf of California, 217. 
Sars, Michael, obitua new Cora. 
melaie woe perverts salts — 253. inal: nition ye ah 276, 423,, 
platinum compounds, 1 Volcanic crater of Maui 
Sea, Ocean. ' ||/Voleano of Kilauea, ete., a 269. ° 
' Seeley, H. G., Ornithopsis, 39: 
Sharswood, We on the tae that) 
os are sensitive to ight, 422. Water of lake fetes color of, Hayes, 186. 
Shooting stars of. er; 186 9, S44ts ; Weisbach’ Mechanics, no oticed. 144, 
Silicon, combinations of, wich oe Wharton, J., products of nickel manu- 
oture, 365. 
Silliman, B., relation “ light from gas whitney, J. D., explorations in Rocky 
yolume consumed, 398. 
out flame Temperatures, 339. Winches 8 Sketches of Creation, 400. 
_ Silver mines of Chihuahua, 161. rai eg m of dome at Washington 
Smith, J, L., Alabama meteorite, 90. gma 
meteorite in Ohio, 139. | Wing, C. a. He, on double sulphates, 356. 
Franklin Co. meteoric iron; and anal-|| Woodward. J. magnesium and elec- 
ysis me ic irons, etc., ea. trie lig’ oto-micrography, 294,” ine 
on alkalies in leucite, 335. right, A. W., form 
Smith, S. I. on Amer. Crustacea, No. 1,)| poles machine, 381. 
noticed, 426. Wurtz, H., gas well in New York, 336. 
= eB; mig Sokscan! ete., of Victo- on flare temperatures, 339. 
oticed, 2 'yman, J., on a crocodile in Florida, 108. - oe 
Spectral analysis of the Stars, 58. Z 
pe, a new, Zoliner, 58. Lis cei 
Spectrum analysis, Lockyer, 432. ZOOLOGY— 
— 389. : Brachiopods, early stages of, Morse, 103. 
ag aah Bure ofS No.1, Smith, a . 
Stars, Saar power of, 434. Bu ies 
Stars, heat of, Huggins, "108. ‘|| Eehinoderms and — ea alt of 
