REPORT OF ASSISTANT DIRECTOR. 



15 



11. PROGRESS OF GENERAL AND INCIDENTAL WORK. 



(a) Library. 

 t 

 Tbe 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 were 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. 



Museum. 



Smith- 

 sonian. 



Total. 





46 



240 



65 

 103 



163 

 133 



86 

 156 



209 



February ? 



373 



March ) " 

 April t 



151 



May 5 " 



259 







Total 



454 



538 



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 IT. S. Fish Commission were received 

 on deposit, through Professor Baird. 



The principal contributors were the following: 



Contributors. 



Prof. S.F. Baird. 



Dr. Georg Baur 



British Museum 



U. S. Geological Survey 



Second Geological Survey, Pennsylvania 



Interior Departrueut '. 



Geological and Natural History Survey, Canada . 



Volumes. 



38 



Pamphlets. 



Charts, <fec. 



1 



U 



16 



Map's, <fcc. 



The periodical 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. 



Drawn. 



Ket 



turned. 







411 

 513 



413 

 169 





142 



February ? 



523 



March ) " " 



April ? 



261 



May 3 



196 









Total 



1.506 





1,122 







