476 
acre dioxide, solvent power of liquid, 
Challenge agg ie 78, 235, 384, 394. 
e, A. W., Indian mounds and relics 
gn 1 Onaee ‘ 
Klamath river mi ines, 56. 
Chlorine, activity of, in the da rk, 5 
eory of continuous process, 379, 
Be 
ift, 62, 64. 
urvey, report, noticed, 79. 
Cobalt, hexatomic srcema of, Gibbs, 
Cocchi, I, geological work, noticed, 229. 
Comet of short period, Tempel’s, 153. 
Comets sera & as : 99. 
spectroscopic observations on, 
393; 
Comstock, T. B. geology of western Ea 
Wyoming, 426. 
Connecticut valley, f rocks of, Dana, 
t=} 
Continent making, Dana, 
na ae i bs nopsis of asap Werbabienta 
seal 
Cornu, webct of light, + Pee 
arth’s density, 14 
Crépin, ®, Mono pre “Rosarum, no- 
ced, 
Dabney, D. F., meteors of Nov. 27th, 
1872, at Teneriffe, 152. 
. D., results of earth’s con 
oe origin of mountains, 6, 104, net 
0 
etic: limestones and associated ! 
qua 
rocks of Great Barr rrington, Mass., 257. 
rolite not a mark of geological | 
269, 348. 
"Cretaceous of Long Islan 
ty) 
. #,, deep sea exploration, 394, 
Dawson, G., Manual of Photography, 
INDEX. 
|Diffenderfer, F. R., Elephas Americana 
in Mexico. 
ait ne siffraction spectrum photo- 
graphy 
poe i C, "Year-book of Science, no- 
ced, 79. 
Bree "= recent estimates of solar tem- 
— 
uncan, P. MM, repl y to criticism of, 68. 
tees ssa E, ’ aragonite and metacinna- 
barite, 67. 
Duvilies, preparation of chromic trioxide, 
53, 
Earth, Lepr se and formation of crust, 
Dan 
| Barthake ot oct, 1871, in South Amer- 
471. 
Curtiss A he catalogue of plants, w-| 
D 
Eozoon Canadense and 
ae 
bergia, 
Story of Earth and ion: noticed, 66.| 
on Post-pliocene of Canada, noticed, 
uae pba of Aug. 1 4, 1868, ag 
Kichler, Spee Brasiliensis of von Mar 
tius, n 
Elec trical Siohionsed of leaf of Dionza, 
396. 
| roaming secondary currents, 4 
Endlich, F. 
a siliceous deposit of Fire- 
hole river, 
Engelmann, ‘en " Yacen noticed, 468. 
‘Ethyl-amyl, 1 
‘Feddersen, W., thermodiffusion, 218. 
‘Figuier, L., Reptiles and Birds, noticed, 
| 
aD gent pump, modification of Jagn, Foote, 
riage gi obge for, Morley, 2 
ttig, R., Wdéhler’s outlines of pone 
chemistry, noticed, 
Fontaine, W. M., West, Virginia asphal- 
tum deposit, t, 409 
Foote, E., mene of the Jagn 
ord, S. W., tential in the Lower Potsdam 
at Troy, New Yor 
Prenhistorie Races of the 
oticed, 23 
a 
| 
| vacuum pum 
Bet a Ws 
U. g., 
G 
oaat ~~ eteorological observations, 
loans ard nt gh 7. survey of the Territories, 
hypso e work of o-3 U. §. sur- 
vey it the ' Torstories 373 
of so 
Fossil er of Lower Carbonifer-' ence, 
ous, etc., noticed, | 
Ser. L., reetion of solar heat from | 
Lake Gene 
| Gent 
Delesse and i aparen Revue de Géolo- 
gie, noti 
Dialysis oF 4 gases, 455. 
velocity © in, 
of begat oon.) their party erat weights, 
450 
h, F. A., corundum, its alterat 
nerals, noticed, 461. 
iated 
graphical survey of the Territories, 
\ hy restnitrisal work of, Gardner, 373. 
SNe Peli Neen Et Le Pu PON ee ig ge eons gt Re 
