The American Heart Association published Maude Abbott's Atlas of Congenital Cardiac Disease in 1936. The Atlas was an important contribution to the understanding of cardiac defects and helped provide the stimulus for rapid advances in the diagnostic, physiologic, and surgical aspects of congenital heart disease over the following decades. These advances have since progressed to such a degree that, given current radiologic imaging and surgical techniques, many of the anomalies illustrated in the Atlas are rarely seen as complete morphologic specimens. This reprinting of the Atlas underlines...