1915.] 
NATURAL SCIENCES OF PHILADELPHIA. 
591 
Councillors to serve three years Philip P. Calvert, Ph.D., 
Frank J. Keeley, 
Walter Horstmann, 
William Pepper, M.D. 
Charles Morris, 
Committee on Accounts 
Samuel N. Rhoads, 
John G. Rothermel, 
Thomas S. Stewart, M.D., 
Walter Horstmann. 
COUNCIL FOR 1916. 
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 Vaux, Jr., Henry A. Pilsbry, 
Sc.D., Witmer Stone, A.M., Sc.D., Henry Tucker, M.D. 
To serve three years .—Philip P. Calvert, Ph.D., Frank J. Keeley, 
Walter Horstmann, William Pepper, 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— Edwin S. Dixon, Henry Skinner, M.D., Sc.D., 
Robert G. LeConte, M.D., George Spencer Morris. 
Councillor George Vaux, Jr. 
Curator of Mollusca Henry A. Pilsbry, Sc.D. 
Curator of William S. Vaux Col¬ 
lections Frank J. Keeley. 
Custodian of Isaac Lea Collection . Joseph Willcox. 
Assistant Librarian William J. Fox. 
Assistants to Curators Henry Skinner, M.D., Sc.D., 
Assistant in Library 
Aid in Archaeology 
Aid in Herbarium 
T axidermist . 
Stewardson Brown, 
J. Percy Moore, Ph.D., 
Edward G. Vanatta, 
Henry W. Fowler, 
James A. G. Rehn, 
Ezra T. Cresson, Jr. 
Furman Sheppard Wilde. 
Harriet Newell Wardle. 
Ada Allen. 
David M. McCadden. 
