It hardly seems necessary to comment on a fact now well recognized, that gerontology is becoming an ever increasingly important division of medicine. The science of the changes, both physiologic and pathologic, that take place in the body of an aging person will naturally demand greater attention from members of the medical profession as human longevity becomes more and more extended. To meet the needs of practitioners there will be appearing from time to time books dealing with geriatrics. It is not entirely improbable that ultimately there may be as many textbooks, reference books and encyclopedias on the subject of old age as there are on pediatrics.
According to the preface, the authors of "Internal Medicine in Old Age" have for many years been interested in old patients. The senior author spent some fifteen years in Vienna and observed no less than 2,000 necropsies on elderly persons, as well as