The Popular Science Monthly 



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



CONTENTS OF AUGUST NUMBER 



The Conflict of Science and Religion. Dr. Edward 



S. Holden. 

 The Great White Plague. Dr. John B. Huber. 

 The Discovery of the Native Home of the San Jose 



Scale in Eastern China and the Importation of 



its Natural Enemy. C. L. Marlatt. 



Saving the Mississippi's Source. H. M. Kingery. 



Some Eighteenth Century Evolutionists. Professor 

 Arthur O. Lovejoy. 



Italian and Other Latin Immigrants. Dr. Allan 



McLaughlin. 

 Three Decades of College Women. Frances M- 



Abbott. 

 Dextrality and Sinistrality. Dr. George M. Gould. 

 The Lakes of New Zealand. Kieth Lucas. 

 Shorter Articles and Discussion : 



Characteristic Curves of Composition : Dr. T. C. 



Mendenhall. 



The Progress of Science : 



The LeConte Memorial Lodge; Sir William 

 Flower ; Geological Photographs ; Scientific 

 Items. 



CONTENTS OF SEPTEMBER NUMBER 



The Development of the Theory of E'ectrolytic Dis- 

 sociation Professor Svante Arrhenius. 



Conservation of Human Energy, Preservation ot 

 Beauty. Dr. J. Madison Taylor. 



Art in Industry. Frank T. Carlton. 



Some Plants which Entrap Insects. Forrest Shreve- 



Hebrew, Magyar and Levantine Immigration. Dr. 

 Allen McLaughlin. 



More Men in Public Schools. Richard L. Sandwick. 



A Second Century Criticism of Virgil's Etna. Dr. 

 Charles R. Eastman. 



The Evolution of the Human Hand. 

 Robert MacDougall. 



Professor 



The Coming International Congress of Arts and Sci- 

 ence at St. Louis. Professor Simon Newcomb. 



The Progress of Science: 



Benjamin Rush ; Gutta-percha and Rubber in the 

 Philippines; Science, War and Politics; Scientific 

 Items. 



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