204 THE BOTANISTS OF PHILADELPHIA. 



in February, 1872. There were various other associations 

 with which he was connected. He was a member of the 

 National Convention for revising the Pharmacopoeia of the 

 United States, and served on the Committee of Revision 

 and Publication in 1860, and was Chairman of the Com- 

 mittee and President of the Convention in 1870. He was a 

 member of the Philadelphia County Medical Society, and 

 its President in 1862, and was one of its delegates to the 

 Quarantine Convention, held in Cincinnati in May, 1861. 

 He was elected honorary member of the College of Physi- 

 cians and Surgeons of Reading, Pennsylvania, in 1870 ; of 

 the State Medical Society of New York, and of the Phila- 

 delphia College of Pharmacy. He was physician of the 

 Foster Home in 1840, and was elected a consulting physi- 

 cian of the Hospital of the Protestant Episcopal Church in 

 May, 1852. He was elected a Fellow of the College of 

 Physicians in December, 1838, and was one of its censors 

 for several years, and continued to occupy this position up 

 to the time of his death. The College elected him as one 

 of its delegates to the National Medical Convention held at 

 Philadelphia, May, 1847, which became subsequently the 

 American Medical Association. He was appointed a member 

 of the Committee on Indigenous Botany; was frequently 

 appointed a delegate to the annual meetings of the American 

 Medical Association, and was elected one of the College's 

 representatives to the International Medical Congress of 

 1876. 



We have next to consider Dr. Carson from the time he 

 became a Professor in the University of Pennsylvania. 

 When Dr. George B. Wood was transferred from the chair of 

 materia medica to that of the theory and practice of medi- 



