314 PROCEEDINGS OF THE ACADEMY OF [DeC, 



Conservator Henry Skinner, M. D., Sc. D. 



Secretary J. A. G. Rehn 



Recorder E. T. Cresson, Jr. 



Publication Committee E. T. Cresson, 



P. P. Calvert, Ph. D., 

 E. T. Cresson, Jr. 



E. T. Cresson, Jr., Recorder. 



Botanical Section. — Officers to serve for the year 1920 were 

 elected as follows : 



Director Joseph Crawford 



Vice Director Alexander MacElwee 



Recorder John W. Eckfeldt, M. D. 



Treasurer Stewardson Brown 



Conservator Stewardson Brown 



John W. Eckfeldt, M. D., Recorder. 



Mineralogical and Geological Section. — Owing to the serious 

 illness of the Director, Mr. Benjamin Smith Lyman, no w^-itten re- 

 port was received, but Mr. Frank J. Keeley, the Vice-Director, re- 

 ported verbally that several meetings had been held, and in conjunc- 

 tion with the Biological and Miscroscopical Section, twenty-four 

 field excursions had been given. The Officers of the Section are: 



Director Benjamin Smith Lyman. 



Vice-Director Frank J. Keeley 



Recorder and Secretary William B. Davis 



Treasurer Benjamin Smith Lyman 



Conservator George Vaux, Jr. 



Ornithological Section. — The Section has continued its function 

 of encouraging ornithological activity at the Academy during the 

 year. The Delaware Valley Ornithological Club has held regular 

 meetings in the ornithological room and has been instrumental in 

 bringing much material to the department and in interesting many 

 persons in its development. 



At the annual meeting of the Section the following officers were 

 elected for the year 1920: 



Director. > ' Spencer Trotter, M. D. 



Vice-Director George Spencer Morris 



Recorder Stewardson Brown 



Secretary William A. Shryock 



Treasurer and Conservator AVitmer Stone 



Wither Stone, Conservator. 

 « 



