292 



Trans. Acad. Sci. of St. Louis. 



TABLE XII. 



Date. 

 1901. 



Number of Colonies Per c.c. 



II 



g 



Q . 



Hi? 



03 O 



III. 



a -j 



.p-J 03 



o 



bfl . 

 •— >-. 



IV. 



03 



cf, 



Mi 



V. 



<» .Sr— . 



■s 



" c 



SSoasiJ 



a 



as 



O 

 <x> 

 bo 



S3 

 □ 



5* 



o ^ 



VI. 



5 & 

 O O J> 



teg w . 



•S pq 2 3 



£+=•£ o 



Results show averages of daily estimations, and are recorded as recom- 

 mended by the committee of the American Public Health Association. 



