890 
J. V. LADDEY. 
not been informed of my conclusions. The post-mortem report 
is as follows : 
In Cow No. i the mediastinal glands and the posterior por- 
PHOTOGRAPH NO. 3. 
Portion of Diaphragmatic Peritoneum with Tubercular lesions. 
tion of the caudal lobe of the lungs showed tubercular areas. 
In Cow No. 2 there existed generalized tuberculosis; there 
were tubercular lesions in the lungs, liver and over the entire 
pleura, but the lesions were small. 
Cow No. 3 showed tuberculosis of lungs and liver. In this 
case the lesions existed to the largest extent, and especially so 
in the liver. 
Cow No. 4 was entirely free from tuberculosis. 
For a second experiment the subjects numbered three. They 
were good cows, in good condition, supposed to be healthy, con¬ 
siderably fatter than those of the first experiment. Here I ob- 
