I]^ D EX. 



PAGE 



Aboeigines, American, how they disposed of their Dead 638 



Advance in Medical Science 767 



Air and Houses 196 



Aluminium 507 



American Association for the Advancement of Science 762 



Animals, Mental Disease in 639 



Antennae of Insects 637 



Anthropology in Germany 764 



Anti-Ferments 251 



Antique Marbles 67 



Ants, Habits of 39 



Appalachian Mountain Club 382 



Aqueducts. (Illustrated.) , 26 



Archjeology .' < 639 



Associations, Scientific 605 



Astronomical Discoveries 756 



Astronomical Observations on the Rocky Mountains 123 



Atheism, The Accusation of 367 



Atmospheric Pressure. (Illustrated.) 316 



Bad Odors in Reservoired "Water 469 



Bain, Alexander, Education as a Science 391 



Barff's Method of preserving Iron 633 



Barnard, F. A. P., Sketch of. (Portrait.) 100 



Bath, Hebra on Use of 634 



Bathybius and the Moners 641 



Bert, P., Atmospheric Pressure 316 



" " Transmission of Excitations 230 



Blood, Circulation of the 294 



Blue Glass 109 



Books noticed : 



" The English Constitution " (Bagehot) 110 



"Principles of Sociology" (Spencer) 112 



" Electricity and the Telegraph " (Prescott) 116 



" Lessons in Electricity " (Tyndall) 116 



" Philosophical Discussions " ("Wright) 117 



" Russia" ("Wallace) T 117 



VOL. XI. 49 



