This is an excellent book written by one of the foremost authorities in the field of electrocardiography, an opinion well expressed in Dr. F. N. Wilson's foreword. The author has written an excellent book in German, which, because of the language, is not widely known or employed in this country.
This book, Volume I, represents a consideration of the problems of electrocardiography other than disturbances in cardiac mechanisms; the latter will be presented in Volume II. Among the subjects discussed are electrocardiographs, artifacts, laws employed in electrocardiography, basic problems of electrocardiography, the electrocardiograms of various animals, physiologic factors that influence the electrocardiogram, influence of physical factors, pharmacologic factors including vitamins and hormones, conduction defects, infarction, hypertrophy, coronary insufficiency, myocarditis, and allergic states.
When it is realized that this volume contains only 600 pages, it becomes evident that the author has done extremely well in presenting comprehensively the data obtained from