12 
Colorado Experiment Station. 
been on a range between 11,000 and 12,000 feet above sea level. 
He was driven to an altitude of about ten thousand feet two weeks 
•previous and on the day before shipping was hauled eight miles in 
a wagon. He arrived in Denver on August 6th, where he was un¬ 
loaded in the yards and allowed to remain there under observation 
until August 31st. Improvement was noticed, beginning about two 
days after arrival, until when seen on the 19th, all swelling had 
disappeared, and except for being thin, he appeared normal and re- 
Cut No. II. Case XX. Taken at Derive*, Colorado, August 19, 1914, 
just thirteen days after arrival. Animal normal except for being thin. 
^ 4 
mained so until the 31st, since which time he has not been seen. 
The photograph for Cut No. II. was taken on August 19th. 
Case twenty-one (Cut No. HI.), a steer three years old, 
was shipped with case number twenty, and was given the same treat¬ 
ment. On the 19th he appeared much improved (Cut No. IV.), and 
on the 23rd he had entirely recovered. 
On September 14, 1914, case number twenty-three, a yearling 
• steer, was shipped by express from Jefferson to Fort Collins. On 
arrival the animal was weak, the respiration and pulse were rapid, 
the tail and hind limbs were soiled with dried feces, showing a pre¬ 
vious diarrhoea; the feces at the time were of normal consistency. 
The steer continued to improve in general appearance until this 
writing, October 14th, when he seems to be normal. It has been a 
rather common practice among the stockmen of the San Luis Val¬ 
ley, when their animals became affected on the high ranges, to drive 
