500 
Tucker, J. H., Manual of Sugar Analysis, 
398. 
Vv 
Vacua, psi and measuring of igh, 
Vero Late ‘4 2, lyre ~ sone Lng 292. 
yerte- 
bre ees Syren out A 
"Cephaopet from fecal Blake, 
Vision by optic divergence, Stevens, 358, 
esd nic eruption in Hawaii, 226, 
Voltaic are, inverse electromotive eae 
of, 74. 
WwW 
il oeeeymnge yee Springer, 
noidea 
Paleeocri- 
Wadswor' on io #., iron ores of Mar- 
quette, 320, 402, 403. 
Walco cae C. D. 5 Cyathophyeus, 394, 
te, 
Walton, nh v4 liquefaction and cold 
from reaction of solids, 206. 
Warming, E., Podos bean 492. 
Waterspouts, tornadoes and, Ferrel, 33, 
Weather warnings, 75. 
Webster, H. son ‘Annelida Cheetopoda of | 
of ‘Now J rsey, 414, 
soeen R. P. nature of Dictyophyton, | 
INDEX. 
Stone H.S ., Life History of Spirifer 
Wilson, K. B. , Reports on Pycnogonida, 
Wilson, K. ts Photographics, not., 
Wright, W., ee zation of light 
from comet 6, 1881, 
polariscopic sieeeratous of comet 
C 372. 
distillation of mercury in vacuo, 479. 
md 
Young, C. A., spectroscopic observations 
of comet b, 1881, 135. 
Zine bar, variations of, Comstock, 26. 
ZOOLoG 
Fauna of outer banks, 
Fishes of New En chan Se ast, 295. 
Invertebrates, marine, recent papers 
tomie: changes i in, Morse, 323, 415. 
Medusee 
Mya salah in California, 82. 
hi 
Sponge - spicules, organism penetrat- 
ing, 
See Fuethat under GEOLOGY. 
