Raymond Woodrow Postlethwait graduated from Duke University School of Medicine in 1937. He was on house staff at Duke from 1937 to 1939. He became the chief of surgery at the Veterans Affairs Hospital in Durham, N.C.
Dr. Beard was virologist at the Duke University School of Medicine from 1937 to 1973. This was taken around the time of his University of Chicago graduation (BS) in 1925.
Dr. Joseph Beard and Dorothy Beard worked together to isolate and identify cancer viruses that cause leukemia in chickens. Joseph W. Beard was professor of surgery from 1937 to 1973.