500 
Dana, J. D., rock notation for geolog- 
ical diagram Bit 
decay of carer 
Archean rocks of mont, 66. 
Round Hill, nea: New Haven, 66, 
Taconic rocks and stratigraphy, 205, 
Daniell cell, new form of, 257. 
Dawson, G. M., ney Aeposits of cen- 
tral N North — 
DeBary, A., Com isten ae of 
the Phanerogam os and 
De Cando ti iy Here ee pe 'Selection 
in the H 
ed ‘of 7 Caluvated Plants, 267. 
Derby, O anta Catharina mete- 
msby, 355. 
ge J. S., topaz from Stoneham, Me., 
Dinoort, we GEO 
e of aga bisulphide in 
Dun, W. us "Floods i in the Ohio, 262. 
Earthquake observations, 
8 
lectric hapa effect of on thinning 
of film 
saeuit tic ic effect on, Hall, 117. 
measurement of strong, Trow- 
erie, = 
on of alternating, Trow- 
bridge at Hayes, 377. 
lamps, radiation from incandescent, 
ae ashting, “wae: of, over great 
ista 
Electrical ‘seububdindies sea 
in, owbridge and riage 
pecteapn' conduction of, ah O ieted 
Daniell cell, 257. 
heat and, 60, 
the rmo-electric iles, 495. 
Electrolysis, See determination 
» 164. 
Elements, spe heat of, 331. 
hant pipes in the Museum at Da- 
“41 
Ethnology, Report of au of, 81. 
"ing, A. L., che Linsey par eh of lime- 
Stone, 29 
INDEX. 
avre, A., Chart . Drift and Glaciers 
bee Swiss oni 
Ferns, see Bota 
hora at abstes of an electric current 
334 
d, 8. W., Sy fault near Schodack 
vlc ng, 1 
age rd ane rocks near Schenec- 
tady, 
Fossil, ‘see ee 
Frazer, P Peach Bottom roofing slates, 
Fulgurites in the high Alps, 415. 
G 
Galvanometer, new, | 
Ga nnett, HL, boon Raion of Altitudes, 
Gases, een ey of, 255. 
ity of, 5 
Ge ibe 4. crt rocks of the Scot- 
ighlan nds, 
Gackseost Congross International, bos 
GEOLOGICAL R 
rete 265, 0, 408. 
Minn 
Ohio 
Pe ennsylvania, 69, 340, 496. 
Portugal, 
Territories ye 
United States, gg. “Sie 416. 
plan of, 
hoa 
GEO. 
ta pri rocks near ew 397. 
Alps, the occidental, 4 
cas, de ecg cs the two, 
90. 
Anchisaurus, Marsh, = ns 
Andesites, Japanese. 
Archean, diviebaity a ice 237. 
Bermuda, # 
Borings for sigh N ebrask, ra cent 
British igi re age 0 8 
Whitea 
Camptosaurus, Mars h, 1 
r, Neb., Hicks, 1 
- chist t at til 
ass., Perry, 
Cockroaches, American fossil, 418. 
Siluri 
Continents pa oe basins, 336. a 
eation of, by ocean currents, 
Copper-bearing rocks of Lake Supe- 
rior region, 67, 258, 339. 
