This book by the well known French internist, specialist in vegetative neurology and endocrinology, has many good points and some rather bad ones. In his emphasis on what the author calls the concentric method of diagnosis the author is on sound ground. He divides the problem of the patient into five zones: psychic, nervous, endocrine, visceral and morbific kernel, and believes that each zone ought to be adequately explored. The morbific kernel is not only not to be forgotten but is often of supreme importance, particularly such diseases as pulmonary tuberculosis and