APPENDICES. 



APPENDIX 1. 



STATISTICS OF CIRCULATION. 



Boohs and! periodicals charged hy the main Library and the 'bureau, division, 

 and office libraries during the fiscal years 1917 and 1918. 



1 statistics include circulation in all bureaus and offices not mentioned below. 



2 No bureau library is maintained. The statistics of circulation of books are included in those of the 

 main Library. 



3 Circulation statistics included ia statistics of main Library. 

 * No records kept. 



5 Statistics for only 10 months. 



6 Approximately. 



# 



APPENDIX 2. 



The following table indicates the growth in the work of the circu- 

 lation division of the main Library during the past five years : 



Statistics of circulation (main Library), fiscal years WlJf to 1918. 



Item. 



Largest number of books charged on any day 



Smallest number of books charged on any day. . . 



Average number of books charged daily 



Largest number of books charged in any month. 

 Smallest number of books charged in any month 



Average number of books charged monthly 



Total number of books charged during the year. . 



97335°— AGR 191S ^22 



1914 



214 



39 



126 



4,454 



2, 0,S3 



3, 239 



3S, 879 



1915 



268 



37 



134 



4,260 



2,567 



3,412 



40, 953 



1916 



248 



57 



160 



5,02s 



3,077 



4,076 



48,914 



1917 



317 



32 



151 



4, 839 



2, S8.? 



3, Sul 

 46,339 



1918 



249 



39 



132 



4,099 



2,770 



3,370 



40,447 



329 



