UNITED STATES 397 



Deutsche Historische Gesellschaft fur den District Columbia. 

 Address. Washington, D. C. 



Secretary: Gustave Bender, Congress Heights. 

 History. Founded and incorporated in 1904. 



Object. The collection, preservation and publication of material relating to the 

 history of the German element in the territory of the District of Columbia in 

 its original extent. 



Meetings. Monthly meetings of the executive committee; quarterly meetings of 

 the society for lectures at the George Washington University. 



Membership. 49 annual (dues, $3); 3 life ($25). 



Publications. 



Berichte. Ser. I, no. 1-3 ; ser. II, no. 1-2. Washington, D.C., [1905-06]. 8. 



Price: 25c. a number. To be continued as an annual. 

 Distribution. Exchange. On sale by the Secretary. 



Entomological Society of Washington. 

 Address. Washington, D. C. 



Corresponding Secretary : J. G. Sanders, Bureau of Entomology, U. S. 

 Department of Agriculture. 



History. Organized Feb. 29, 1884; not incorporated. 



Object. Promotion of the study of entomology in all possible bearings. 

 Meetings. Monthly, ist Thursday, Oct. to June. 



Membership. 47 active (entrance fee, $i ; annual dues, $3) ; 80 corresponding 

 (annual dues, $2). 



Publications. 



PROCEEDINGS . . . v. I-VII, Feb. i884-Oct. 1905. Washington, D. C., 

 1890-1905. 8. q. 



v. 8 in progress. 



Prices: $2 per annum; single numbers, 6oc. ; back vols. : v. 1-5, $3 each; 



v. 6-7, $2 each. 



Distribution. Exchange with entomological societies chiefly. On sale by the 

 Corresponding Secretary. Price-list of separates from v. S, no. 3 and later 

 issues on covers of Proceedings. 



Geological Society of Washington. 

 Address. Washington, D. C. 



Secretaries : Ralph Arnold, Smithsonian Institution and P. S. Smith, U. S. 

 Geological Survey. 



History. Organized Feb. 25, 1893. 



Object. Increase and diffusion of geological knowledge. 



Meetings. 2d and 4th Wednesdays of each month, Oct.-May, in the Assembly Hall 



of the Cosmos Club. 

 Membership. 191, classed as active (annual dues, $1.50) and corresponding (annual 



dues, $i). 



