Appendix 7. 



REPORT ON THE INTERNATIONAL CATALOGUE OF 

 SCIENTIFIC LITERATURE. 



Sir : I have the honor to submit the following report on the oper- 

 ations of the United States Bureau of the International Catalogue 

 of Scientific Literature for the fiscal year ending June 30, 1915: 



This international cooperative enterprise has since 1901 published 

 annual classified index catalogues of the current scientific literature 

 of the world. The following-named branches of science are repre- 

 sented each year by a separate volume: Mathematics, mechanics, 

 physics, chemistry, astronomy, meteorology, mineralogy, geology, 

 geography, paleontology, general biology, botany, zoology, anatomy, 

 anthropology, physiology, and bacteriology. 



All of the first 10 annual issues of 17 volumes each have been pub- 

 lished, together with 15 volumes of the eleventh issue, 9 volumes of 

 the twelfth issue, and 2 volumes of the thirteenth issue; a total of 

 196 regular volumes in addition to several special volumes of 

 schedules, list of journals, etc. 



The 15 volumes of the eleventh issue published are mathematics, 

 mechanics, physics, chemistry, astronomy, meteorology, mineralogy, 

 geology, geography, paleontology, general biology, botany, zoology, 

 anatomy, and anthropology. 



The nine volumes of the twelfth issue published are mathematics, 

 mechanics, physics, chemistry, astronomy, geography, paleontology, 

 general biology, and zoology. 



The two volumes of the thirteenth issue published are mathematics 

 and zoology. 



During the year there were 2G,413 classified references to American 

 scientific literature prepared by this bureau, as follows : 



Literature of — 



1906 10 



1907 19 



1908 192 



1909 195 



1910 348 



1911 1, 358 



1912 3, 511 



1913 8, 394 



1914 12, 386 



Total 26, 413 



101 



