PAGE 



iv CONTENTS 



ii. REVIEWS AND BOOKS RECEIVED. 



Translated by B. Ethel Meyer, " Encyclopaedia of the Philo- 

 sophical Sciences." Vol. i. Logic. (Macmillan) . .770 



F. W. Westaway, "Scientific Method." (Blackie & Son, Ltd.) 771 



C. Lloyd Morgan, "Spencer's Philosophy of Science." 



(Clarendon Press) 772 



Harold Jakoby, " Astronomy." (Macmillan) . . . .773 



Max B. Weinstein, "Die Physik der bewegten Materie und die 

 Relativitatstheorie." (Johann Ambrosius Barth) . . . 773 



Sir J. J. Thomson, " Rays of Positive Electricity, and their 

 Application to Chemical Analysis." (Longmans, Green) 



E. S. A. Robson, " Practical Exercises in Heat." (Macmillan) 776 



H. Stanley Allen, "Photoelectricity." (Longmans, Green) . . 777 



Karl Eugen Guthe, " Definitions in Physics." (Macmillan) 



Frederick Soddy, "The Chemistry of the Radio-elements.' 

 (Longmans, Green) ....... 



Sir Edward Thorpe, "A Dictionary of Applied Chemistry' 

 (Longmans, Green) 



Sir William A. Tilden, " The Progress of Scientific Chemistry.' 

 (Longmans, Green) . . ..... 



" American Chemical Journal." (Ira Remsen) 



W. M. Bayliss, " The Nature of Enzyme Action." (Longmans 

 Green) ......... 



Cecil H. Desch, "Metallography." (Longmans, Green) . 



G. W. Walker, "Modern Seismology." (Longmans, Green) 



F. H. Hatch and R. H. Rastall, "The Petrology of the 



Sedimentary Rocks." (G. Allen) 784 



F. H. Hatch, "The Petrology of the Igneous Rocks." 



(G. Allen) 785 



Edited by Charles R. Eastman, " Text-book of Paleontology." 



(Macmillan) ......... 785 



William Bateson, " Problems of Genetics." (Oxford University 



Press) 787 



C. Timiriazeff, "A Possible Physical Aspect of the Trichromatic 



Vision Theory." 790 



Max Verworn, " Irritability." (Oxford University Press) . 790 



J. Duncan, "Applied Mechanics for Engineers." (Macmillan) 791 



Books Received 792 



794 

 795 

 795 



79 6 



12. NOTES. The Sale of Honours . 



The Royal Society .... 

 The British Association 



NOTICE. The Emoluments of Scientific Workers 



778 

 778 

 780 



78i 

 782 



782 



783 

 783 



