The scuba diver William R. Royal died at the age of 92. Here is all you want to know, and more!
Biography - A Short Wiki
United States Air Force Lieutenant Colonel who also performed underwater archaeology in an amateur fashion. He became known in the 1950s for discovering what may have been evidence of ancient human life in the Florida region.
He was married to Shirley E. Royal from 1970 until his passing in 1997. Royal died four years later.