This book first appeared in 1916. It is presumably a presentation of the latest known facts concerning the glands of internal secretion, but as has happened so often in books of this kind, there is no sharp distinction drawn between facts and fancy, nor is the book in any way a critical exposition of endocrinology. A few excerpts picked at random will illustrate this. On page 144 the statement is made that "the present writer has been utilizing padutin in a limited number of cases of arterial hypertension and it appears to produce a lower blood pressure with increased comfort to the patient." On page 160 it is stated "that the mammary gland extract is capable of stopping excessive menstrual flow and will also remedy too frequent menstruation." On page 165, quoting from another author, "a course of treatment of testicular extract frequently accomplishes such a number of changes of