60 ANNUAL REPOET SMITHSONIAN INSTITUTION, 1920. 



DISTRIBUTION OF PUBLICATIONS. 



The distribution of publications has been continued under the 

 immediate charge of Miss Helen Munroe, assisted by Miss Emma B. 

 Powers. Publications were distributed as follows: 



Annual reports and separates .: 3,373 



Bulletins and separates .j 12, 88G 



Contributions to North American ethnology 32 



Miscellaneous publications 572 



Total 16, 863 



As compared with the fiscal year 1919, there was an increase of 

 5,380 publications distributed. Fourteen addresses have been added 

 to the mailing list during the year and 28 dropped, making a net . 

 decrease of 14. 



ILLUSTRATIONS. 



Mr. De Lancey Gill, with the assistance of Mr. Albert E. Sweeney, 

 continued the preparation of the illustrations of the bureau. A 

 summary of this Avork follows : 



Photographic prints for distribution and office use 500 



Negatives of ethnologic and archeologic subjects 300 



Negative films developed from field exposures 100 



Photostat prints made from books and manuscript 250 



ILLUSTRATIONS PKEPARED AND-SUBMITTED FOR PUBLICATION. 



Photographs retouched and otherwise 350 



Line and color drawings 215 



Illustration proof edited 1,400 



Lithographic proofs examined at Government Printing Office 5, 200 



LIBRARY. 



The reference library continued in the immediate care of Miss 

 Ella Leary, librarian, assisted by Mr. Charles B. Newman. 



During the year 820 books were accessioned, of which 140 were 

 acquired by purchase and 680 by gift and exchange. Volumes made 

 by binding serials are included in these figures. The periodicals 

 currently received number about 800, of which 35 were obtained by 

 purchase, the remainder being received through exchange. The 

 library has also received 260 pamphlets. The catalogue of the bureau 

 now records 23,380 volumes; there are about 14,508 pamphlets and 

 several thousand unbound periodicals. 



Successful effort has been made to complete the sets of certain pub- 

 lications of scientific societies and other learned institutions. For the 

 use of the members of the staff there has been prepared and posted 

 copies of a monthly bulletin of the principal accessions of the library ; 



