Contains the professional papers of Will Camp Sealy (1912-2001), chair of the Division of Thoracic and Cardiovascular Surgery in the Department of Surgery at Duke University Medical Center (1950-1984). Materials include correspondence, reports, reprints, minutes, grant materials, speeches, notes, travel records, and committee materials. Major subjects include Duke University School of Medicine, arrhythmia, thoracic surgery, and cardiovascular surgical procedures. Materials date from 1938 to 1983.