774 INDEX. 



PAGE 



The Deepest Well 253 



" Theory of Heat " (by J. C. Maxwell), Notice of 500 



The Female the Better Half 764 



"The Lens," Notice of 627 



The Leaf a Vicarious Organ 766 



" The To-morrow of Death " (by Louis Figuier), Notice of 118 



Thibet, Eastern 379 



Town and Country as Producers of Intellect 600 



Training, Effects of 252 



Tyndall, Prof. 751 



Unconscious Action of the Brain 544 



Unity of the Human Species . 61 



Vegetable and Animal Food, On the Digestibility of 308 



Ventilation, and the Keasons for it 356 



Vesuvius 227 



" Late Eruption of 379 



Visual Images in Darkness 734 



Waste, A City's 761 



Water, Impurities of 248 



Weather- Waste of Coal 374 



Were the Ancient Italians Cannibals ? 632 



Wild-Plants, Culture of 376 



Woman and Political Power 82 



Wood, Preservation of 508 



Writing Machine, A New 374 



Yeast 573 



Yellowstone National Park 381 



Zoology of the Galapagos 633 



END OF VOL. I. 



