It is customary for the unthinking to consider that surgery alone has profited by the wonderful discoveries of Pasteur, but a glance at the frontispiece of Dr. Whittaker's book and at the text of the various articles, will convince the most skeptical that this bacteriological epoch has revolutionized the practice of medicine not less than that of surgery.
The author fully accepts the microbic theory as applied to general medicine. He says in regard to malaria:
"Malaria has for a long time been supposed to be caused by a "contagium vivum, with no other positive proof, however, than the isolated experiments of Gerhardt of Berlin, who succeeded in producing the disease by injecting blood from the spleen of an affected individual into the veins of a healthy man. All efforts to discover any demonstrable and acceptable cause of the disease remained futile up to the time of the investigations of