The author in one small volume discusses the following general subjects: diseases of the alimentary system, diseases of the kidneys, diseases of the respiratory organs, diseases of the circulatory system, diseases of the blood, the deficiency diseases, diseases of metabolism, diseases of the nervous system, and infectious diseases. In view of the fact that the book is intended to be a manual of medicine, the author has succeeded very well. In this edition he has made eliminations and additions. Under the subject of obesity, page 320, for example, he suggests the dietary treatment, pointing out numerous food articles that the patient should avoid, emphasizing regular systematic exercises, and closing with the statement that with due precautions thyroid, from 3 to 5 grains (0.2 to 0.3 Gm.) is given three times a day, especially if the basal metabolic rate is diminished. Fortunately, under the discussion of treatment he does not mention