hours of life the cats were in a state of extreme weakness, 

 being unable to stand and responding only to violent stimu- 

 lation. Samples of blood were taken from the heart shortly 

 before death. The routine determinations are given in the 

 appended table. 



Anatomical Diagnosis 



Moderate emaciation. Marked lobular 

 pneumonia. B. bronchiaepticus from blood 

 and lungs in both cases. 



Experiment 15. — The guinea pig - No. 20 - of this ex- 

 periment was inoculated on November 8, 1920, with the sediment 



(42) 



