IXDEX. 871 



rAOE 



Materialism and Morality 474 



Mathematics and Meteorology, Stanley Jevons on 715 



Mather, Frederick G 640 



Maurel, M 310 



Measuring the Earth's Surface 242 



Meerschaum 802 



Melody in Speech 778 



Merrill, George P 529 



Metchnikoff, Leon 65 



Meteorology, Mathematics, and, Stanley Jevons on 715 



Mills, T. Wesley, M. D 651 



Mines, the Lake Superior, Increase of Temperature in 573 



Monkeys, A Legend of, and Stones 715 



Monkeys, The Mental Faculties of 17 



Morality, Materialism and 474 



Morals, Science and 493 



Morgan, Appleton 577 



Mountains, The Rocky 571 



Mouse, The White-footed 322 



Naturalist, How a, is trained 631 



Nature, The Experimental Study of 372 



Newberry, Professor J. S 1 



New Zealand, The Giant Birds of 660 



North America in the Ice Period 1 



North America, The Hickory-Nuts of 70 



Notes 142, 287, 430, 575, 719, 863 



Novels, Scientific 424 



Ocean, Surface-Currents of 137 



Ornithorhyncus, The 858 



Oscillations of Italian Soil 716 



Oswald, Felix L 102 



Overstrain, Cardiac 4-27 



Paradoxes, Australian 425 



Parrot-Stories 574 



Pavy, F. W. . . . 372 



Pellew, George 514 



Petroleum in Egypt 857 



Pfuhl, Dr 678 



Philipott, Henry J 554 



Photography, Isochromatic 863 



Physical Functions, Balance among the 424 



Physical Geography, Professorships of : 134 



Physiology, The true Aim of. 821 



Plant-Cells, Energy in 180 



Plant-Food, The Future of the Supply of 284 



Plants, The Protection of Rare Species of 717 



Political Economy, The Future of 425 



Poor, the, What makes, Poorer 289 



