The authors listed contributed articles to this volume on the following subjects: foods and rations, vitamins, hunger, thirst, the salivary glands, the stomach (chiefly its secretory function), the intestine (secretion and digestion), the external secretion of the pancreas, intestinal absorption, bacteria and bacterial action in the digestive tube, mastication and deglutition and the movements of the stomach and intestine. A few of these discussions are excellent, especially those dealing with hunger, thirst, the digestive ferments and the effect of bacterial action, but the remainder are mediocre. The presentation consists chiefly of the ordinary facts of physiology established prior to five years ago, with a striking lack of reference to work done since then. The findings of American investigators have received relatively little attention.
The type is readable, and the binding is excellent; illustrations are scarce. It is pleasing to note the brief historical reviews and the numerous references to the