THE NAUTILUS. 



VOL. XIII. OCTOBER, 1899. No. 6. 



WM. D. HARTMAN, M. D. 



Dr. William Dell Hartman, whose dealh occurred on August 16th, 

 at West Chester, Pennsylvania, was born in East Pikeland township, 

 Chester county, Pa., December 24, 1817. He was the eldest son of 

 General George Hartman. The founder of the Hartman family in 

 Chester county was his great-great-grandfather, John Hartman, a 

 native of Schwerin, Hesse Cassel, Germany, who came to Philadel- 

 phia in 1753. 



After receiving an education in the schools of the neighborhood, 

 William Hartman attended the famous school of Jonathan Gause and 

 the academy of Jonathan Strode. He studied medicine with Dr. 

 Wilmer Worthington and about that time became profoundly inter- 

 ested in the study of botany. Dr. William Darlington, in his "Flora 

 Cestrica," mentioned him as "a zealous and promising young botan- 

 ist." He attended the University of Pennsylvania and graduated 

 from the Medical Department in 1839, at the age of twenty-one years. 

 After graduation he returned to West Chester and engaged in the 

 practice of his profession. His practice soon became very extensive 

 and was maintained until the infirmities of advanced years compelled 

 him to relinquish it. Even then many patients visited him at his 

 office. 



Dr. Hartman devoted all the time that could be spared from his 

 medical practice to the study of natural science. Besides botany, he 

 studied entomology, mineralogy and conchology, and became an 



