Heredity and Child Culture 



BY 



HENRY DWIGHT CHAPIN, M.D. 



President of the Children's Welfare Federation of New York; 

 Medical Director of the Speedwell Society ; Emeritus Pro- 

 fessor of Medicine (Diseases of Children) at the New York 

 Post-Graduate Medical School and Hospital; Ex- 

 President of the American Pediatric Society. 



With a Foreword bt 

 PROFESSOR HENRY FAIRFIELD OSBORN 



NEW YORK 

 E. P. BUTTON & COMPANY 



681 Fifth Avenue 



