1909 .] 
NATURAL SCIENCES OF PHILADELPHIA. 
585 
standard cases. A number of valuable additions to the collection 
have been made during the year, the most important being the 
Clemens specimens from Mindanao, Philippine Islands. 
The Delaware Valley Ornithological Club and the Pennsylvania 
Audubon Society have held their meetings in the Ornithological 
rooms during the year, and have done much to further the interests 
of the department. To Mr. J. A. G. Rehn the Conservator is indebted 
for valuable assistance in labelling and cataloguing. 
The officers elected at the annual meeting, December 2, 1909, are: 
Director, 
Vice-Director, 
Corresponding Secretary , . 
Recorder, 
Conservator and Treasure r, 
Spencer Trotter, M.D. 
George Spencer Morris. 
William A. Shryock. 
Stewardson Brown. 
Witmer Stone. 
Wither Stone, 
Conservator . 
The annual election of Officers, Councillors and Members of the 
Committee on Accounts to serve during 1910 was held, with the follow- 
ing result : 
President, 
Vice-Presidents, 
Recording Secretary, 
Corresponding Secretary, 
Treasurer, 
Librarian, 
Curators, 
Samuel G. Dixon, M.D., LL.D. 
Arthur Erwin Brown , Sc.D., 
Edwin G. Conklin, Ph.D., Sc.D. 
Edward J. Nolan, M.D. 
J. Percy Moore, Ph.D. 
George Vaux, Jr. 
Edward J. Nolan, M.D. 
Arthur Erwin Brown, Sc. D., 
Samuel G. Dixon, M.D., LL.D., 
Henry A. Pilsbry, Sc.D., 
Witmer Stone. 
Councillors to serve three years, Philip P. Calvert, Ph. D., 
Thomas Biddle, M.D., 
Frederick Prime, 
Frank J. Keeley. 
Committee on Accounts, . . Charles Morris, 
Samuel N. Rhoads, 
John G. Rothermel, 
Thomas H. Montgomery, Ph.D., 
Frank J. Keeley. 
