INDEX. 



PAGE 



Addresses of Eliot and Marsh 473 



Air, Compressed, in Coal-Mining 638 



Air and Health 216, 



American Biology, Progress of. 624 



American Contributions to Electrical Science 744 



Ancient Ruins of Colorado 120 



Andaman-Islanders 120 



Ants, The Slaves of 116 



Ants, how they stand Heat and Cold 763 



Apparatus, Electrical, for Beginners 506 



Arachnidan, A Formidable 254 



Archer-Fishes. (Illustrated.) 302 



Artificial Ice 508 



Artificial Eespiration 252 



Bagehot, W., Sketch of. (Portrait.) 489 



Bain, A., Language and Civil Service 152 



Beavers in Colorado 766 



Bees, Duration of Flight of 119 



Belief in Hell 627 



Belt, T., Man and the Glacial Period 61 



Bevington, L. S., Teachings of a Day 327 



Biology, American, Progress of 624 



Blast-Furnace Slag . 762 



Blood, Local Temperatures of the 252. 



Books noticed : 



" Holy Eoman Empire " (Bryce) Ill 



" Physiology of Mind " (Maudsley) Ill 



" Lightning-Protection " (Spang) 112 



" Lithology of the Adirondacks " (Leeds) 112 



" Naturhistoricher Yerein von Wisconsin " 11.3 



" Ages of Sun and certain Fixed Stars " (Kirkwood) 113 



" Locust-Plague" (Riley) 113 



" Compendium of Facts " (Emery) 113 



" General History of Connecticut " 113 



" Weighing and Measuring " (Chisholm) 114 



" Bible of Humanity " (Michelet) 114 



" Lectures and Essays " (Blanchard) 114 



" Fishes of Upper Georgia " (Jordan) 114 



VOL. XII. 49 



