Bull. 56, Hygienic Laboratory. 
18. A TUBERCULOUS BULL, KNOWN TO PASS TUBERCLE BACILLI PER RECTUM WITH HIS FECES. 
When tubercle bacilli can be detected in the feces they are probably numerous, because the opaque character of the material 
and the facts that the bacilli are isolated from each other and evenly distributed throughout the entire mass make it diffi- 
cult to find them. 
