1. Calcification of the Coronary Artery
J. FLOYD MOORMAN, M.D. 
Diseases of the Chest 
Volume 7, Issue 4, Pages (April 1941)
DOI: /chest
Copyright © 1941 The American College of Chest Physicians Terms and Conditions

2. FIGURE I
X-ray, October 1, 1936.
Diseases of the Chest 1941 7, DOI: ( /chest )
Copyright © 1941 The American College of Chest Physicians Terms and Conditions

3. FIGURE II Electrocardiogram made November 5, 1936.
Diseases of the Chest 1941 7, DOI: ( /chest )
Copyright © 1941 The American College of Chest Physicians Terms and Conditions

4. FIGURE III
X-ray, April 5, 1938.
Diseases of the Chest 1941 7, DOI: ( /chest )
Copyright © 1941 The American College of Chest Physicians Terms and Conditions