The Popular Science Monthly 



Entered in the Post Office in Lancaster, Pa., as second-class matter. 



C0NTENT8 OF THE JULY NUMBER 



Ancient Man, his Environment and his Art. Pro- 

 fessor George Grant MacCurdy. 



Suspended Changes in Nature. Professor James H. 

 Walton. 



Heredity, Culpability Praiseworthiness, Punishment 

 and Reward. Dr. C. B. Davenport. 



Gustav Theodore Fechner. Professor Frank Angell. 



The Intellectual and the Physical Life. Dr. James 

 Frederick Rogers. 



Women Teachers and Equal Pay. Mrs. Elfrieda 

 Hoehbaum Pope. 



The Business Man and the High School Graduate. 

 James P. Munroe. 



Vulgar Specifics and Therapeutic Superstitions. Dr. 

 Max Kahn. 



Lester F. Ward as Sociologist. Professor A. E. Ross. 



The Progress of Science: 



The Passing of the Victorian Era ; Vital Statistics 

 and the Marriage Rate , Scientific Items. 



CONTENTS OF THE AUGUST NUMBER 



The Earth and Sun as Magnets. Dr. George Ellery 



Hale. 

 Eugenics, with special reference to Intellect and 



Character. Professor Edward L. Thorndike. 



Education through Reading. Dr. E. Benjamin 



Andrews. 

 The Genesis of Personal Traits. Prof. S. N. Patten. 



The Sequence of Sciences in the High School. Josiah, 

 Main. 



The Relation of Culture to Environment from the 

 Standpoint of Invention. Dr. Clark Wissler. 



The Future of the North American Fauna. The late 



Dr. Walter Hahn. 

 The Size of Organisms and of their Constituent Parts 



in relation to Longevity and Senescence. Prof. 



Edwin G. Conglin. 

 Bernoulli's Principle and its Application to explain 



the Curving of a Baseball. Dr. S. LeRoy Brown, 



The Progress of Science; 



The Bureau of Sciencein the Philippine Islands ; 

 The Distributian and Cause of Pellagra; Scien- 

 tific Items. 



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