“ The usual seat of inoculation is the extremity of the tail, the virus being introduced beneath the skin by means of a syringe or a worsted thread impregnated with the lymph. Protection against infection can also be secured by subcutaneous or intravenous injection of a culture of Arloing's pneumo-bacillus on Martin's bouillon, and by intravenous injection of the lymph from a diseased lung, or from a subcutaneous lesion produced in a calf by previous inoculation. ”

“ It cannot be communicated to animals other than those of the bovine race. Inoculation of healthy cattle with the fluid from the diseased lungs produces, after a certain interval, characteristic changes at the seat of inoculation, and though it does not develop the lung lesions always observed in natural infection, yet there is a local anatomical similarity or identity. ”

“ It prevails in various parts of China, India, Africa and Australia, and until quite recently it existed in every country in Europe, except Scandinavia, Holland, Spain and Portugal. In Great Britain cases occurred in 1897. ”