1913.] NATURAL SCIENCES OF PHILADELPHIA. 711 



COUNCIL FOR 1914. 



Ex-Officio.—^Simuel G. Dixon, M.D., LL.D., Edwin G. Conklin, 

 Ph.D., John Cadwalader, A.M., Edward J. Nolan, M.D., 

 J. Percy Moore, Ph.D., George Vaux, Jr., Henry A. Pilsbry, 

 Sc.D., Witmer Stone, A.M., Sc.D., Henry Tucker, M.D. 



To serve three years. — Edwin S. Dixon, Henry Skinner, M.D., Sc.D.,. 

 Robert G. LeConte, M.D., George Spencer Morris. 



To serve two ymrs.— Philip P. Calvert, Ph.D., Thomas Biddle, M.D., 

 Frank J. Keeley, Thomas G. Ashton, M.D. 



To serve one year. — Charles B. Penrose, M.D., LL.D., Ph.D., Charles 

 Morris, Spencer Trotter, M.D., William E. Hughes, M.D. 



Councillor George Vaux, Jr. 



Curator of Mollusca Henry A. Pilsbry, Sc.D. 



Curator of William S. Vaux Col- 

 lections ' Frank J. Keele3^ 



Custodian of Isaac Lea Collection Joseph Willcox. 



Assistant Librarian William J. Fox. 



Assistants to Curators Henry Skinner, M.D., Sc.D.^ 



Stewardson Brown, 

 J. Percy Moore, Ph.D., 

 Edward G. Vanatta, 

 Henry W. Fowler, 

 James A. G. Rehn, 

 Ezra T. Cresson, Jr. 



Assistant in Library Furman Sheppard Wilde. 



Aid in Archeology Harriet Newell Wardle. 



Aid in Herbarium Ada Allen. 



Taxidermist David M. McCadden. 



Janitors .-. Charles Clappier, 



Daniel Heckler, 

 James Tague, 

 Jacob Aebley, 

 Adam E. Heckler. 



STANDING COMMITTEES. 



Finance. — John Cadwalader, A.M., Edwin S. Dixon, Effingham B. 



Morris, William D. Winsor, and the Treasurer. 

 Publications. — Henry Skinner, M.D., Sc.D., Witmer Stone, A.M., 



Henry A. Pilsbry, Sc.D., William S. Fox, Edward J. Nolan, M.D. 



