OFFICERS 
THE PHILOSOPHICAL SOCIETY OF WASHINGTON, 1900. 
(Elected Decpimber 23, 1899.) 
President .G. M. Sternberg 
f H. S. Pritchett. 
Vice- Presidents . 
C. D. Walcott. 
1 Richard Rathbun. Lester F. Ward. 
Treasurer .B. R. Green. 
Secretaries .E. D. Preston. J. Elfreth Watkins. 
MEMBERS AT LARGE OF THE GENERAL COMMITTEE. 
Cyrus Adler. 
W. A. Be Caindry. 
J. Howard Gore. 
G. W. Littlehales. 
C. F. Marvin. 
H. M. Paul. 
F. W. True. 
C. K. Wead. 
Isaac Winston. 
STANDING COMMITTEES. 
I. On Communications: 
,T. Howard Gore, Chairman. 
J. F. Hayford. 
C. F. Marvin. 
II. On Publications: 
Marcus Baker, Chairman. 
G. W. Littlehales. J. Elfreth Watkins. 
III. On Grants: 
Richard Rathbun, Chairman. 
Bernard R. Green. H. S. Pritchett. 
0. H. Tittmann. 
IV. On Mathematical Science: 
J. F. Hayford, Chairman. 
J. G. Hagen. F. G. Radelfinger. 
T. J. J. See. 
V. On Physical Science: 
G. W. Littlehales, Chairman. 
Cleveland Abbe. L. J. Briggs. C. F. Marvin. 
L. A. Bauer. 
F. H. Bigelow. 
Cyrus Adler. 
F. W. Clarke. 
R. A. Fessenden. 
R. A. Harris. 
VI. On General Science: 
L. P. Shidy. 
C. K. Wead. 
W. H. Dall, Chairman. 
Whitman Cross. G. K. Gilbert. 
Herbert Friedenwald. Bernard R. Green. 
J. Elfreth Watkins. 
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