MEMBERS 35 



Tittmann, Otto Hilgard, 



Fellow Am. Ass. Adv. Sci. ; Superintendent U. S. Coast and Geodetic Survey, 

 Washington, D. C. i6ij Riggs Place. 



Townsend, Charles Haskins, 



Member Am. Ornith. Union ; Chief Division of Fisheries, U. S. Fish Commission, 

 Washington, D. C. Cosmos Cliib. 



True, Frederick "William, M.S., LL.D., 



Member Am. Phil. See. ; Fellow Am. Ass. Adv. Sci. ; Corr. Member Zool. Soc. 

 I,ond., etc. ; Head Curator, Department of Biology, U. S. National Museum, 

 Washington, D. C. 1320 Yale Street. 



Tweedy, Frank, C.E., 



Member Nat. Geog. Soc. ; Topographer, U. S. Geological Survey, Washington, D. 

 C. 3416 Thirteenth Street. 



Vaughan, George Tully, M.D., 



Editor Public Health Reports, U. S. Marine Hospital Service ; Member Am. 

 Med. Ass. ; Ass. of Mil. Surgeons, etc. ; Professor of Surgery, Georgetown 

 University ; Surgeon U. S. Marine Hospital Service, Washington, D. C. 1718 

 J Street. 



Vaughan, Thomas Wayland, A.M., 



Geologist, U. S. Geological Survey, Washington, D. C. 



Walcott, Charles Doolittle, LL.D., 



Member and Treasurer Nat. Acad. Sci. ; Fellow Geol. Soc. Am. ; Am. Ass. Adv. 

 Sci., etc. ; Secretary Carnegie Institution; Director U. S. Geological Survey, 

 Washington, D. C. 2117 S Street. 



Ward, Lester Frank, 



Fellow Am. Ass. Adv. Sci. ; Paleontologist, U. S. Geological Survey, Washing- 

 ton, D. C. 1464 Rhode Island Avenue. 



"Warder, Robert Bowne, B.S., A.M., 



Fellow Am. Ass. Adv. Sci. ; Member Am. Chem. Soc. ; German Chem. Soc. 

 Professor of Physics and Chemistry, Howard University, Washington D. C. 



"Wead, Charles Easson, A.M., 



Fellow Am. Ass. Adv. Sci., etc. ; Assistant Examiner, U. S. Patent OflSce, 

 Washington, D. C. 1620 Fifteenth Street. 



"White, David, B.S., 



Fellow Am. Ass. Adv. Sci. ; Geol. Soc. Am. ; Honorary Curator Paleontological 

 Plants, U. S. National Museum ; Geologist, U. S. Geological Survey, Washing- 

 ton, D. C. 1443 Benney Street, 



"Wiley, Harvey "Washington, A.M., M.D., Ph.D., LL.D., 



Member Am. Chem. Soc. ; Ger. Chem. Soc. ; Am. Public Health Ass. ; Fellow 

 Am. Ass. Adv. Sci., etc. ; Chief Bureau of Chemistry U. S. Department of Agri- 

 culture, Washington, D. C. 13 14 Tenth Street. 



"Willis, Bailey, M.E., C.E., 



Fellow Geol. Soc. Am. ; Member Nat. Geog. Soc. ; Geologist U. S. Geological 

 Survey, Washington, D. C. 2115 Bancroft Place. 



"Wilson, Herbert Michael, C.E., 



Member Am. Soc. of Civil Engs.; Nat. Geog. Soc; Geographer U. S. Geological 

 Survey, Washington, D. C. 1706 21st Street. 



