12 4 THE POPULAR SCIENCE MONTHLY. 



VOL. PAGE 



Voice in Man and Animals. Emile Blanchard ix 385, 513 



Voit, Professor. Condiments, Physiological Influence of i 701 



Food, Nutritive Salts of i 405 



Foods, Digestibility of Vegetable and Animal i 308 



Volcanic Cones, Origin and Structure of. H. J. Johnston-Lavis. . . xviii 



776; six 49 



Dust (Misc.) ii 123 



Energy (Misc.) ii 505 



Eruption, Disastrous (Misc.) ii 253 



Eruption in the Sandwich Islands (Misc.) v 379 



Eruptions and Earthquakes in 1879 (Misc.) xvii 713 



Gases, Poisonous (Misc.) iii 780 



Outbreaks in Iceland (Misc.) vii 630 



Products xx 347 



Volcano of Santorin xvii 534 



Recent Outbreak of a Sandwich Island (Misc.) xi 125 



rising from a Lake (Misc.) xvii 713 



Volcanoes, Action and Distribution of, in Central Asia, The Supposed 



(Misc ) xx 715 



New Theory of ii 203 



"Voltaic Armadillo " (Misc.) vi 638 



Voluntary Motion. Payton Spence xiii 444 



Vortex-Rings, Studies of. A. Guebhard xx 175 



Vulcan, The New Planet (Misc.) iii 396 



The Planet. D. Kirkwood xiii 732 



Vulture, The King- (Misc.) xv 431 



w 



Wahl, W. II. Forces, Wasted xv 289 



Forces, "Wasted (Cor.) xvi 408 



"Wakefulness, A New Remedy for (Misc.) xii 121 



"Waldo, L. Examination of Thermometers at Yale Observatory xviii 367 



"Waldstein, C. Language and the Emotions. xiv 190 



"Wallace, A. R. Evolution, Difficulties as applied to Man x 60 



Natural Selection, Doctrine of iii 22 



New Guinea and its Inhabitants xiv 742 ; xv 57 



Sketch of, with Portrait xi 235 



"Wallace's Theory of Zoological Derivation (Misc.) xiv 694 



Walling, H. F. Dissipation of Energy iv 430 



"Wallis, Gustave. Sketch of, with Portrait xiv 386 



Walpole, S. Frank Buckland xviii 812 



"Walls, Discoloration of Brick (Misc.) xiii 379 



Walterhofer, Otto. Earth is weighed, Eow the xix 743 



"War and Education (Ed. Tab.) v 370 



and Population. Alexander Duane (Cor.) x 614 



Electricity in (Misc.) xii 382 



Science and (Ed. Tab.) xiv 817 



Ward, J. C. Lakes, Origin of Upland xiv 810 



II. A. Museum Godeffroy viii 699 



L. F. Chemical Elements, Evolution of the xviii 526 



L. F. Evolution, Cosmic and Organic xi 672 



