512 
Spectra of mixed gases, 2 
Spectrum, dark lines in colar, 1 a 448. 
of Brorsen’s come 
perce. which* weal tines in 
solar, 
ato 4 on gy jaw of Loxolophodon, 
Fates transformation into reve 404, 
Stars, double ey sng ta rok G. 
Clark, Burn 
po orbits of ot binary, 404, 
Steel rails, Dw 
Stei inhauser, “velieg sndition 
Stev eh Fox Hills sor rot Col- 
orado, 3 
Stras rand ani vatbeveniy, true and 
false, 334, 
reng, crystalline system of pypostilp- | 
nite, 334. 
Structure- -formulas of aromatic com- 
pounds, 405. 
Stump, J. M. L., The Moteotilopist, 342, 
Tasimeter, use of, Ediso 
INDEX. 
Vapor density metho + 
U, #., marine path of North 
bea 058, 309, 4 a. 
Fauna Littoralis Notvegise ; 
new method of iTable 
=o 
WwW 
Walda, L., Eclipse of 1878, 41 5, ig 
Waililace, , Epping fores t, 
—- ny On Ww 23: Homie Bh in we 
Whitaker, ae Geological Record for 
1876, 3 
bose, o. ZL , Jura-Trias of North Amer- 
Wistar, nature of spectra of mixed 
gases. 
illumination of gases by electric 
oe 407. 
em hell, N. H., the loess of Minnesota, 
168, 
Witthaus, R. A-} Essentials of Chemis- 
ye aie ‘Ez, Journal of Agricultural 
Wrote structure-formulas of aro- 
mpoun 
oo underground, on the Com- 
k lode, Chur 
ferell cprealariandye) - ‘fusing points, 
Thiselton-Dyer, W. T., Plant-distribution 
asa field for geographi cal research, 176. 
Pe gore mena of binaural audi- 
tion, 64 
Thuret, G., Etudes Phycologiques, 256. 
“en J. E., discharge of Lake Winnipeg, 
Drone, J., physical notices, 64, 167, 
250, 407. 
: Techormak, G., the Mica Group, 176. 
an, E., ’ gonidia of lichens, 254. 
U 
Tlik, ge latinous silica and an inorganic 
membrane formed of it, 246. 
mati 
Wurtz, x Paseday heel 323. 
» § 
Yarnall, M, ¢ Ngo ech of Stars, 4 
smal C. A., spectrum of a 
_ my 
Yiterb ia, 478. 
Ytterbium, 62. 
Z 
ae ipa of from nickel, 63. 
tie, verbobiess of hens pnt 266. 
Fishes, redescribed, Goode, 340. 
and Bean, ‘39. 
Horses, es fine Marsh, 499. 
Insects, cond of, Souder, 72. 
ibe 
arms in, Morse, 25 
See further under ae 
