Fig. 57. COMPOSITE CHEST-HEART PHOTOGRAPH. [From a paper by the author on 

 " The Relations of the Heart and Lungs to the Anterior Chest-Wall, as Determined by 

 Composite Photography." Abstract read before the Sections in Anatomy and General 

 Surgery of the First Pan-American Medical Congress at Washington, September 9, 1893, 

 and published in the New York Medical Journal, November n and December 9, 1893.] 

 a, Right auricle, b, Left auricle, c, Ventricles of heart, in a moderately expanded con- 

 dition, d, Anterior branch of right coronary artery. Right marginal. <?, Left coronary 

 artery, f, Pulmonary artery, g, Aorta, h, Superior vena cava. i, Manubrium. j, Sterno- 

 mastoid. k, k, Nipples. 



