Bui. 947, U. S. Dept. of Agriculture. 
Plate I, 
Fig. I. —Sheep 421, at 10.44 a. m. 
September 18, 1917. 
Fig. 2.— Sheep 421, at 10.45 a. m. 
September 19, 1917. 
Fig. 3.— Sheep 421, at 10.46 a. m. 
September 19, 1917. 
Fig. 4.— Sheep 332, in the Act of 
Vomiting. 
Fig. 5.— Sheep 314, in Attitude 
Showing Weakness. 
Fig. 6.— Sheep 314, Just Before 
Death. 
