567 
1912.] NATURAL SCIENCES OF PHILADELPHIA. 
Committee on Accounts .Charles Morris, 
Samuel N. Rhoads, 
John G. Rothermel, 
Thomas S. Stewart, M.D., 
Walter Horstmann. 
COUNCIL FOR 1913. 
Ex-Officio. —Samuel 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 Yaux, Jr., Henry A. Pilsbry, 
Sc.D , Witmer Stone, A.M., Henry Tucker, M.D. 
To serve three years. —Philip P. Calvert, Ph.D., Thomas Biddle, M.D., 
Frank J. Keeley, Thomas G. Ashton, M.D. 
To serve two years. —Charles B. Penrose, M.D., LL.D., Ph.D., Charles 
Morris, Spencer Trotter, M.D., William E. Hughes, M.D. 
To serve one year. —Thomas H. Fenton, M.D., Edwin S. Dixon, 
Henry Skinner, M.D., Sc.D., Robert G. LeConte, M.D. 
Councillor .George Vaux, Jr. 
Curator of Mollusca .Henry A. Pilsbry, Sc.D. 
Curator of William S. Vaux Col¬ 
lections .Frank J. Keeley. 
CuSTODLAN OF ISAAC LEA COLLECTION .Jos. Willcox. 
Assistant Librarian .William J. Fox. 
Assistants to Curators ... .Henry Skinner, M.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 Archaeology .Harriet Newell Wardle. 
Aid in Herbarium .Ada Allen. 
Taxidermist .David N. McCadden. 
Janitors .Charles Clappier, 
Daniel Heckler, 
James Tague. 
Jacob Aebley, 
Adam E. Heckler. 
