STANDING COMMITTEES FOR 1852. 



1. Ethnology. 



John S. Phillips, 

 James C. Fisher, 

 Robert Pearsall. 



'2. Comparative Anatomy and General 

 Zoology. 



Joseph Leidy, 

 Edward Hallowell, 

 John Xeill. 



3. Mammalogy. 



James C. Fisher, 

 Elisha J. Lewis, 

 S. W. Woodhouse. 



4. Ornithology. 



John Cassin, 

 Edward Harris, 

 Thomas B. Wilson. 



5. Herpetology and Ichthyology. 



Edward Hallowell, 

 John Cassin, 

 William Keller. 



6. Conchology. 



Isaac Lea, 



Thomas B. Wilson, 



W. S. W. Ruschenberger. 



7. Entomology and Crustacea. 



S. S. Haldeman, 

 Robert Bridges, 

 W. S. Zantzinger. 



8. Botany. 



R. Bridges, 



W. S. Zantzinger, 



Gavin Watson. 



9. Palaeontology. 



T. A. Conrad, 

 Joseph Leidy, 

 B. Howard Rand. 



10. Geology. 



J. Price Wetherill, 

 Theodore F. Moss, 

 Aubrey H. Smith. 



11. Mineralogy. 



Wm. S. Vaux, 

 Samuel Ashmead, 

 Charles M. Wetherill, 



12. Physics. 



Benjamin H. Coates, 

 James C. Fisher, 

 William Parker Foulke. 



13. Library. 



Thomas B. Wilson, 

 Robert Bridges, 

 Robert E. Peterson. 



14. Proceedings. 



William S. Zantzinger, 



Joseph Leidy, 



W. S. W. Ruschenberger. 



