93 



1790, 1791. 



Samuel Duffleld, M.D., 

 Benjamin Smith Barton, 

 Charles W. Peale. 



1807 to 1810, inclusive. 



Charles W. Peale, 

 Robert Hare, Jr., 

 John R. Smith. 



1792 to 1794, inclusive. 



Charles W. Peale, 

 Benjamin Smith Barton, 

 Caspar Wistar, M.D. 



1811 to 1813, inclusive. 



John R. Smith, 

 Robert Hare, Jr., 

 Zaccheus Collins. 



1795, 1796. 



Benjamin Smith Barton, 

 Charles W. Peale, 

 Thomas Parke, M.D. 



1797, 1798. 



Charles "W. Peale, 

 Benjamin Smith Barton, 

 Robert Patterson. 



1814, 1815. 



Zaccheus Collins, 

 Joseph Cloud, 

 WiUiam Hembel, Jr. 



1816. 



Zaccheus Collins, 

 Joseph Cloud, 

 Samuel Calhoun, M.D. 



1799. 



Charles W. Peale, 

 Benjamin Smith Barton, 

 Rev. Nicholas Collin. 



1817, 1818. 



Zaccheus Collins, 



Joseph Cloud, 



Thomas Tickell Hewson. 



1800. 



Charles W. Peale, 

 Benjamin Smith Barton, 

 George Turner. 



1819, 1820. 



Joseph Cloud, 



Thomas Tickell Hewson, 



Reuben Haines. 



1801, 1802. 



Charles W. Peale, 

 Robert Leslie, 

 John R. Smith. 



1821, 1822. 



Joseph Cloud, 



Thomas Say, 



WUliam E. Homer, M.D. 



1803. 



Charles Peale, 

 Robert Leslie, 

 William S. Jacobs, M.D. 



1823. 



Thomas Say, 



William E. Homer, M.D., 



Jesse Lukens. 



1804 to 1806, inclusive. 



Charles W. Peale, 

 Robert Hare, Jr., 

 John Church, M.D. 



1824 to 1827, inclusive. 



Thomas Say, 



William E. Horner, M.D., 



James Mease, M.D. 



