SCIENCE-ADVERTISEMENTS 



The Popular 

 Science Monthly 



CONTENTS OF THE MAY NUMBER 

 A Problem in Evolution. Professor William Patten. 

 Tlie North American Indians of the Plains. Dr. 



Clark WlsBler. 

 Heredity and the Hall of Fame. Dr. Frederick 



Adams Woods 

 The Man who dlscoTered the Circulation of the 



Blood. ProfesBor Fraser Harris. 

 Great Erosional Work of Winds. Dr. Charles R. 



Keyes. 

 Hospitals, their Origin and Evolution. Dr. John 



Foote. 

 The Nev7 Optimism. Professor G. T. W. Patrick. 

 Welfare and the New Economics. Professor Scott 



Nearing. 

 Scholarship and the State. Professor F. C. Brown. 

 The Progress of Science: 



The Number of Scientific Men in the World; The 



Scientific Career in the United States ; Scientific 

 Items. 



CONTENTS OF THE JUNE NUMBER 



Some Further Applications of the Methods of Posi- 

 tive Rays. Sir J. J. Thomson. 

 The Abalones of California. Professor Charles 



Lincoln Edwards. 

 The President of the Ninth International Congress 



of Applied Chemistry. Dr. George Frederick 



Kunz. 

 The American College as it looks from the Inside. 



Professor Charles Hart Handschin. 

 Edward Whymper. Alpinist of the Heroic Age. 



Professor B. E. Young. 

 Alcohol from a Scientific Point of Tiew. Dr. J. 



Frank Daniels. 

 The Biological Status and Social Worth of the 



Mulatto. Professor H. E. Jordan. 

 The Evidence of Inorganic Evolution. Sidney 



Liebovitz. 

 A statistical Study of Eminent Women. Cora Sutton 



Castle. 

 The Progress of Science: 



The Anniversary Meeting of the National 



Academy of Sciences; The History of the National 



Academy ; Scientific Items. 



CONTENTS 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. 



GuBtav 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 SociologiBt. Professor A. E. Ross. 



The Progress of Science; 



The Passing of the Victorian Era ; Vital Statistics 

 and the Marriage Rate ; Scientific Items. 



Single Numbtrl 30 cents. Yearly Subjcription, $3.00 



The Science Press 



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