IC-NRLF 



ISt, 



AMERICAN MEN OF LETTERS 



Their Nature and Nurture 



BY 



EDWIN LEAVITT CLARKE, M. A. 



Assistant Professor of Economics and Sociology, Hamilton College 

 Sometime University Fellow, Columbia University 



SUBMITTED IN PARTIAL FULFILMENT OF THE REQUIREMENTS 

 FOR THE DEGREE OF DOCTOR OF PHILOSOPHY 



IN THE 



FACULTY OF POLITICAL SCIENCE 

 COLUMBIA UNIVERSITY 



NEW YORK 

 1916 



