REPOKT OF ASSISTANT DIRECTOR. 



15 



11. PROGRESS OF GENERAL AND INCIDENTAL WORK. 



{a) Library. 



The following sketch of current operations has been furnished by 

 Mr. F. W. True, librarian. 



At no time in its history has the demand, for books been so general 

 or so great. The accessions also show a decided increase over those of 

 last year. These wei-e derived by (1) gift, (2) exchange, (3) purchase, 

 the ratio being in the order given. 



Table showing number of accessions from January to June, 1885. 



Months. 



.Tannary... 

 February ) 

 March 5 

 April i 

 May 3 ■■■ 

 June 



Total 



Museum. 



46 

 240 



65 

 103 



Smith- 

 sonian. 



163 

 133 



Total. 



209 

 373 



151 

 259 



992 



The accessions of public documents, except those pertaining to nat- 

 ural science, and of regular periodicals, are not included in this table. 

 Forty-one of the works were obtained by purchase. In June, sixty- 

 eight volumes belonging to the U. S. Fish Commission were received 

 on deposit, through Professor Baird. 



The princi]pal contributors were the following : 



Contributors. 



Prof. S.r. Baird 



Dr. Geors Baur 



British Museum 



U. S. Geological Survey 



Second Geological Survey, Pennsylvania 



Interior Department 



Geological »nd Natural History Survey, Canada . 



Volumes. 



Pamphlets. 



Charts, &.C. 



1 



11 



16 



, &c. 



The i^eriodical list of the library comprises many of the standard 

 scientitic, and technical journals of the world. The periodical register 

 shows that 1,604 numbers and parts of serials were received. 



Table showing number of books issued and returned during each month. 



Months. 



Returned. 



January . . . 

 February ? 

 March ' j 

 April ? 

 May i -■-- 

 June 



Total 



