382 



INDEX. 



Waterspout seen on the Lake of Geneva, 

 364 



West, Mr W., his analysis of a new mi- 

 neral spring, 370 



Whewell, Rev. W. on the principles of 

 dynamics, 27 



Wilcox, Mr, on the Teredo navalis, 152 



Wires, on the change in their volume 

 while vibrating, 201 



Woehler, M. on the separation of arse- 

 nic from nickel or cobalt, 3^0 



Zoological Collections, 149, 338 



DESCRIPTION OF PLATES IN VOL. VIII. 



« 



PLATE III. Fig. I. Professor Barlow's New Achromatic Telescopes, p. 93. 



Fig. 2. Mr King's Apparatus for impregnating Liquids with Gases, 

 p. 110. 



Fig. 3. Appearance of the Excavated Houses of Petra, p. 227. 



Fig. 4, 5. Mr Hiort's Bricks for Chimneys, p. 158. 



Fig. G. Crystals of Tautolite. 

 PLATE IV. Fig. 1. Diagram illustrating the theory of the Cold Caves of Monte 

 Testaccio, p. 205. 



Fig. 2. Represents the Joints of the Bamboo, p. 285 



Fig. 3. Diagram illustrating a property of Tabasheer, p. 285. 



Fig. 4. Represents a New and Remarkable Marine Animal,, p. 300. 



EDINBURGH : 

 PRINTED BY JOHN' STAUK- 



