1923 to 1939

St Louis, Missouri

x-ray, St. Louis, Medicine/Health

Dr. Evarts Graham developed cholecystography whereby ingestion of a contrast media dye allowed a visual image to be captured by an x-ray.  Graham's research led him to the position of being the 10th president of The American Association for Thoracic Surgery. Graham was born in 1883 on March 19 in Chicago but spent most of his medical career in St. Louis Missouri. Eventually becoming a leader in the...