Portfolio of Dermochromes.

This is intended especially for the general practitioner, who will find the illustrations in nearly every instance true to nature, although slightly overcolored in some instances. The more common cutaneous disorders have been selected for illustration and not the rare ones which are seldom seen and which are of special interest to the professional dermatologist alone. The diagnosis of skin diseases is usually a difficult problem for the average physician and no amount of descriptive text will take the place of a good picture if it is at all what it should be. The illustrations are from models and are reproduced in a four-color process called, according to the translator, citochromy, a process invented by Dr. Albert of Munich. There are nearly 100 illustrations in the volume before us. The work is not intended as a text-book, and is, therefore, not overburdened with text, although sufficient descriptive matter accompanies the