S. R., a clergyman, died of congestive heart failure, Aug. 2, 1936, at the age of 73, in the twenty-fifth year after his first attack of coronary thrombosis. He was of a long-lived family, doubtless an important factor in the present consideration. He himself had always been in good health as a boy and young man, a strenuous worker and considerably overweight for many years. He had never had syphilis. In May 1927 the patient consulted me for advice relative to a severe illness which he had suffered during evangelical meetings on Cape Cod two weeks before. While preaching, he had been suddenly seized by very severe epigastric and substernal oppression radiating strongly and equally to the two wrists, causing him to faint and lasting several hours, until relieved by two hypodermic injections of morphine. He had remained in bed one week, feeling well, except for some weakness and a