John D. Porterfield, Surgeon General US Public Health Service
John D. Porterfield, born 8/10/1912 in Chicago, Illinois. Was a 5th generation of physicians in the Porterfield family.
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I am trying to determine his parents. I believe his father was William Lowrie Porterfield born 1880 in Scott County, Missouri who was practicing medicine in Chicago in 1913.
Anyone know for sure?