41] 
Smithsonian Geographical Tables, 
Woodward, ix, 327 
ae report for 1890, iii, 
Meteorological Tables, vi, 160. 
Smock, J. C., New Jersey Geol. report, 
1891, iv, 77. 
Smyth, C. H., Jr., peridotite in cen- 
tral New York, iii, 322; Clinton 
iron ore, iii, 487; alnoite contain- 
ing melilite, vi, 104; gabbros in the 
Adirondack region, viii, 54. 
Smyth, H. L., geology of Steep Rock 
Lake, Ontario, ii, 317; Menominee 
and Marquette series in Michigan, 
vii, 216. 
Snow, B. W., infra red spectra of 
alkali metals, v, 68. 
Snow, C. H., turquois in N. Mexico, 
i, 511 
oa crystals, G. Nordenskidld, vi, 
2. 
refraction of light upon, Whit- 
ney, v, 389. 
Soap film figures, Quincke, ix, 62. 
ner origin and nature of, Shaler, v, 
63 . 
Solar atmosphere, movements, Des- 
landres, viii, 427. 
corona, Bigelow, ii, 1; reply to 
Nipher, i, 505. 
magnetic period, inversions of 
temperatures, viii, 435. 
prominences, photographic inves- 
tigation of, Hale, ii, 160, 459. 
radiation, measures of the inten- 
sity, Ferrel, i, 378. 
spectrum in the ultra violet, limit 
of, Simony, i, 243. 
recent progress in, Rowland, i, 
3. 
system, Harkness, viii, 230. 
Soldereder, H., die Tribus der Gaert- 
nereen, i, 334. 
Solid and liquid states, continuity of, 
Barus, i, 325; ii, 126. 
Solomon Islands, chalk and flints, 
Liversidge, iii, 157. 
Solution and pseudo-solution, iii, 333. 
Solutions, Ostwald, iii, 335. 
Sorauer, P., Physiology of Plants, ix, 
325. 
Sound, intensity, Wead, i, 232; ii, 21. 
velocity, Melde, iii, 239. 
and Music, Zahm, v, 69. 
Specific heat determined by electric 
current, Pfaundler, ii, 341; of 
liquid ammonia, Ludeking and 
Starr, v, 200. 
inductive capacity of a dielectric, 
Trouton and Lilly, iv, 254. 
VOLUMES XLI-L. 
555 
Spectra of the alkali metals, infra 
red, Snow, v, 68. 
eee of metals, Cochin, vi, 392. 
solar, photographic investigation, 
Hale, ii, 160. ‘ : 
pa oe slits, Wadsworth, viii, 
Spectrum analysis of the color of wa- 
ter, Vogel, ix, 281. 
ve! ees see CHEMISTRY, 
of liquid oxygen, absorption 
Olszewski, ii, 338. a ; 
ultra-violet of the solar promin- 
ences, Hale, ii, 160, 459; of alu- 
minum, |, 71, Runge. 
Spencer, J., Theoretical Mechanics, 
iv, 206; v, 255. 
Spencer, J. W., deformation of the 
Algonquin Beach and birth of Lake 
Huron, i, 12; high level shores of 
the Great Lakes, i, 201; geol. sur- 
vey of Georgia, vii, 78; deforma- 
tion of Lundy Beach and birth of 
Lake Erie, vii, 207; duration of Ni- 
agara Falls, viii, 455. 
Spenzer, J. G., (-bromvalerianic 
acid, ix, 110. 
Spiders, development of the lungs, 
Simmons, viii, 119. 
Spirals with compensated self-induc- 
tion, Tesla, viii, 509. 
Sprengel pump, Wells, i, 390. 
Spurr, J. E., stratigraphic position of 
the Thomson slates, viii, 159. 
Squier, G. O., electro-chemical effects 
due to magnetism, v, 448. 
Squinabol, X., florater tiaria Italica, v, 
438. 
Stanley-Brown, J., bernardinite, a 
mineral] or a fungus 2, ii, 46. 
Stanton, T. W., stratigraphic position 
of Bear River formation, iii, 98. 
Star catalogue, vii, 406. 
Starr, J. E., specific heat of liquid 
ammonia, v, 200. 
Stars, distance of, by Déppler’s prin- 
ciple, Colles, v, 259. 
Stas, Jean-Servais, v, 442. 
Status of high temperature research, 
Barus, viii, 332. 
Stelzner, A. W., ix, 328. 
Stereochemistry, Guide to, Hiloart, 
vi, 300. 
Stevens, W. LeC., comparison of 
formule for total radiation, iv, 431 ; 
recent progress in optics, 1, 277, 877. 
Stevenson, J. J., Pennsylvania an- 
thracite, vi, 302; use of the name 
‘“¢ Qatskill,” vi, 330. 
Stimson, C. T., change of level in the 
- West Indian region, ix, 321. 
