Anything from the pen of Dr. E. F. Brush relating to the subject of tuberculous cattle is read with interest and profit. In the initial number of the Practitioner's Monthly, March, 1892, he discusses the question, " When does the milk of a tuberculous cow become dangerous as an article of food? "
According to Dr. Brush, chronic tuberculosis is much more common in cattle than is generally thought, but the acute variety is admittedly rare. The existence of long-continued tuberculosis in the cow, without detriment to the general health of the animal, and without the supervention of septicæmia, is ingeniously explained in this way: The normal temperature of the healthy cow is 102.5°, about the same as the average temperature resulting from tuberculosis in man. This temperature frequently is not increased in the cow by the presence of chronic tuberculous disease. The animal, therefore, is not called upon to suffer the