T WEN TV-FIVE VEARS OF PREVENVIVE MEDICINE. 311 



Typhoid Fever in Michigan in 1890. The figures represent the number 

 of persons per lOfiOO inhihitants. They were compiled from the State 

 Board^s " Vital Statistics^'''' obtained from the reports of local Health 



Officers. 



In 1876 Dr. Bowditch made an address at Philadelphia on the 

 then status of preventive medicine, in which he prophesied a 

 grand future for it, and said, " The touchstone which tests the 



