AMERICAN MEN OF SCIENCE 



561 



them having worked in foreign universities 

 even after having obtained scientific distinc- 

 tion. 



The thousand men of science under consid- 

 eration pursued their graduate studies on the 

 average from fifteen to twenty years ago. 

 Since that time a considerable change has oc- 

 curred in the relative numbers of students 



attracted to different institutions. Owing to 

 the improvement of our universities relatively 

 fewer students now frequent foreign institu- 

 tions. The number of doctorates conferred 

 in the natural and exact sciences during the 

 past nine years is as follows: Johns Hopkins, 

 147; Chicago, 145; Columbia, 137; Harvard, 

 129; Yale, 120; Cornell, 94; Pennsylvania, 85; 



TABLE IV. ATTENDANCE OF THE THOUSAND MEN OF SCIENCE AT DIFFEBENT INSTITUTIONS 



37 



