INDEX. 773 



FAGE 



Planets, Do they vary in Color ? 374 



Popular Geology 613 



Power, Coal as a Keservoir of 738 



Prehistoric Times. (Illustrated.) 101 



Preservation of Meat 637 



" of Wood 508 



Propagation of Disease 509 



Providence in Physical Affairs 638 



Purpose and Plan of Our Enterprise 113 



Quetelet on the Science of Man 45 



Eadiations, Action of Dark 202 



Eailway Carriages, Cooling and Ventilation of 251 



Eainfall, Facts concerning 504 



Eats, Anecdotes of 375 



Eecent Strikes 623 



" Cave Explorations 378 



EelatioDs of Death-rate to Temperature 378 



Eising of Circumpolar Land 510 



Sanitary Eeform in India 373 



School Dietaries 590 



" Life and Eyesight 760 



Scientific Advance in Germany 251 



" Associations 637 



" Dabblers 594 



Science and Immortality 26 



" of Man 45 



"Science Primers" (Chemistry, by Prof. Eoscoe ; Physics, by Balfour 



Stewart), Notice of 371 



Scrutable Providences 217 



Seychelles Islands, Notes on the 505 



Sight and the Visual Organ 457 



Singing Marmot 509 



Sleep, Physiology of - 411 



Society, the Science of 116 



Sociology, the Study of 1, 159, 513, 641 



Solar Spectrum, Experiments on the 631 



Southern Alaska 124 



" Spectrum Analysis " (Schellen), Notice of. 242 



Spontaneous Explosion of Gun-Cotton 376 



Spots on the Sun. (Illustrated.) 144 



Stimpson, Dr. William, Death of 502 



Stimulation, The Question of 239 



Sun, Atmosphere of the 251 



" Eecent Eclipse of. (Illustrated.) 17 



*' the Spots on. (Illustrated.) 144 



Sympathetic Vibrations 765 



Temperature of the body in Health 247 



" Eelations of Death-rate to 378 



