XXVI 
1880. 
1887. 
1886. 
1887. 
1872. 
1884. 
1874. 
1887. 
1881. 
1871. 
1875. 
1884. 
1878. 
1873. 
1886. 
1882. 
1882. 
1880. 
1883. 
1881. 
1872. 
1883. 
1876. 
PHILOSOPHICAL SOCIETY OF WASHINGTON. 
Samira, Mr. Edwin, 
Coast and Geodetic Survey. 2024 Hillyer Place. 
Smytu, Mr. H. L. (Henry Lloyd), 
Geological Survey. 
Sneux, Mr. Merwin M. (Merwin-Marie), 
National Museum. 732 6th street. 
Spencer, Dr. J. W. (Joseph William), 
1012 17th street. 
Sporrorp, Mr. A. R. (Ainsworth Rand), 
Library of Congress. 1621 Massachusetts ave. 
Srrarns, Mr. R. E. C. (Robert Edwards Carter), 
Geol. Survey; Smithsonian Institution. 1213 12th St. 
Srong, Prof. Ormond (Absent), 
Leander McCormick Observatory, Univ. of Virginia. 
Symons, Capt. T. W. (Thomas William), U. S. A., 
District Building. 1727 De Sales street. 
Tay or, Mr. F. W. (Frederick William) (Absent), 
Smithsonian Institution. 
Tay or, Mr. William B. (William Bower) (Founder), 
Smithsonian Institution. 306 C street. 
Tuompson, Prof. A. H. (Almon Harris), 
Geological Survey. 
Tuompson, Mr. Gilbert, 
Geological Survey. 1448 Q street. 
Topp, Prof. David P. (David Peck) (Absent), 
Amherst College Observatory, Amherst, Mass. 
Toner, Dr. J. M, (Joseph Meredith), 
615 Louisiana ave. 
Trenuoim, Hon. W. L. (William Lee), 
Comptroller of the Currency. 1815 M street. 
True, Mr. F. W. (Frederick William), 
National Museum. 1101 14th street. 
Upton, Mr. Wm. W. (William Wirt), 
1416 F street. 1746 M street. 
Upton, Prof. Winslow (Absent), 
Brown University, Providence, R. I. 
Wat corr, Mr. C. D. (Charles Doolittle), 
Geological Survey ; National Museum. 
Wa.po, Prof. Frank (Absent), 
Forest ave., Cincinnati, Ohio. 
WALKER, Mr. F. A. (Francis Amasa) (Atsoay 
Massachusetts Institute of Technology, Boston, Mass. 
Wane, Mr. H. F. (Henry Francis) (Absent), 
Mass. Trigonometrical Survey, Cambridge, Mass. 
Warp, Mr. Lester F. (Lester Frank), . 
Geological Survey. 1464 Rhode Island ave. 
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