TUBERCULOSIS OF THE COW 



147 



to them from different institutions and from a variety of 

 sources, and examined regardless of the type of infection. 

 The tubercle bacilli were all, in the first place, isolated by 

 guinea-pig inoculation. In addition to their own work they 

 also tabulated the results of their own and 17 other groups 

 of investigators into one combined table. Their own results 

 and the combined results are shown in the two following 

 tables : 



Tcibulatioyi of their oiun Casrx. 



* Double infection. Both types isolated. Child 13 months old. The 

 mesenteric nodes gave human type. Meningeal fluid gave bovine type. 



[Table 



