LIST OF MEMBERS 
OF THE 
PHILOSOPHICAL SOCIETY OF WASHINGTON; 
TOGETHER WITH 
YEAR OF ADMISSION TO THE SOCIETY, POST-OFFICE 
ADDRESS, AND RESIDENCE. 
Corrected to December 31, 1891. 
1871. Abbe, Prof. Cleveland. 
Weather Bureau. 
1875. Abert, S. T. (Silvanus Thayer), 
722 Seventeenth street. 
1881. Adams, Henry, 
1603 H street. 
1871. Antisell, Dr. Thomas, 
Patent Office. 
1890. Atkinson, W. R. (William Russum), 
Geological Survey. 
1889. Atwater, Prof. W. 0. (Wilbur Olin), 
Wesleyan University, Middletown, Conn. 
1879. Avery, R. S. (Robert Stanton), 
320 A street SE. 
1881. Baker, Dr. Frank, 
Smithsonian Institution. 1315 Corcoran street. 
1876. Baker, Marcus, 
Geological Survey. 1905 Sixteenth street. 
1871. Bates, Dr. Henry H. (Henry Hobart), 
Patent Office. The Portland. 
1886. Bates, Dr. N. L. (Newton Lemuel), U. S. N., 
Navy Department. Mare Island, California. 
(xviii) 
2017 I street. 
1738 I street. 
1311 Q street. 
