viii CONTENTS OF VOL. IV 



PAGE 



Re v I E ws — continued 



Emil Fischer, "Introduction to the Preparation of Organic Com- 

 pounds." E. F. A 697 



A. E. H. Tutton, " Crystalline Structure and Chemical Constitution." 



John W. Evans 698 



F. Soddy, " The Interpretation of Radium." R. W. Forsyth . . 699 



C. E. Kenneth Mees, "An Atlas of Absorption Spectra." W. E. 



Rolston 700 



W. S. Franklin and W. Esty, "Dynamo Laboratory Manual." Vol. I. 



J. T. Irwin 700 



J. W. Kirkaldy and I. M. Drummond, "An Introduction to the Study 



of Biology." G. A. Freeman 701 



H. S. Carslaw, " Plane Trigonometry." F. G. Channon . . . 702 



R. C. Fawdry, "Problem Papers in Mathematics." F. G. Channon. 703 



