504 
Rockwood, C. G., American earthquakes, 
Roth, Es eee und chemische 
Geologie, 
Russell, I. 
its 67. 
oy 
O. Take Lahontan, its depos- 
s 
Sachs, J., Pilanzenphysiologic, 322. 
Schaeberle, co fa ral astronomical 
refractio 
Schenk, ry Handbuch der Botanik, 32 
Schott, C. Besesas ye Declination in 
the United ‘States 
Variation of the Magneto Declina- 
tion, 245. 
Scott, 'W. B., new ree a from the 
art of Colorado, 
Selwyn, A. R. C., inset Geological 
Report, 
Shepard, N, Darwinism stated by Dar- 
win himself, 4 
er mut: 
Sh n, O. f., pameticias of the Pons- 
Diceke 76, 
faded dem , 14 
ounds of, | 
Smith. ". A., ph osphatic abel in the 
Cretaceous of Alabam a, 492. 
Solar, see Sun. 
Sound, velocity oh in air, 143. 
Spectra, absorption, of water, 485, 
Spectrum, wave-length in the invisible, 
_ Lang 
ry rs L Wild Flowers of America, 
picoet :, Burlington limestone in 
New te o%, 
Stars, Sacre 
Steenstrup, ‘K. ‘x v. Jerrad and Glacier- 
ice “of ( 7 eo 
, O., Annals of Mathematics, 80. 
reams, deflection of, by the earth’s 
rotation, Gilbert, 43 
Suess, E., Das Antlitz der Erde, 151. 
— photographing corona of, Huggins, 
Sun-glows, Hazen, 201. 
Sunsets, red, 144. 
Sun-spots and earth’s temperature, 57, 
és 
Tah e Lake Tahoe. 
Taf P, ‘6, Degscet rrtoaigt 488, 
_ ‘Tempe ulator, 
Thermometer exposure, ps 365. 
INDEX. 
Trowbridge, J., physical notices, 57, 143, 
uel 
at produced by reversals of mag- 
Sted 
chermak, G., Lehrbuch 
Tsi der Miner 
alogie, 
| Tuning-forks, afi at records of 
444, 
- vibrations of, Compton 
Upham, W., Minnesota valley in the ice 
age, 34, 104. 
Vacuum regulator, 
Vanhis any a ie naa of feldspar 
eal, 5 
Van Tiegh, Ph., Traité de Botanique, 
Vapor, Senge i of as a source of 
electricity, 
Variation, ae in 
Wale 
of thie 409 
on the Great t Basin, 65 
Walds "ailing o of barometer tubes, 
Ward, L. F., Mesozoic esta sine 292. 
Water and Petter. gue 
shag rs) 
ri nin of Sonning fossil 
iteaves, J. F. esoz Fossils, 
Queen Charlotte Island, 496. : 
Whitfi agra | y of Acadian 
and Potsdam groups, ¢ 
Williams, A., ee Resources of the 
ited Sta 
eee 
bee ina, We es iirnee Exsiccatee, 
Wooster 1 Bes pegged a“ copper- 
beari ; 
Wright @. ¥ the viacial 1 boundary in 
Ohio ‘ 
a 
GY -— 
Cambarus, dimorphism in, Faxon, 42. 
Echini of the West Indies, 157. 
er evo) Anti tion 
See farther under GEOLOGY. 
uae 
Varieties, gender of tt er Gray, 396. a 
WwW 
OD, uniter! appendages | 
of the trotting, = 
ss ae ere 
