Question: In what year did the founder of Getty Oil get coined the "Fortune" magazine's richest living American?
Sentence (from "J. Paul Getty"): He founded the Getty Oil Company, and in 1957 "Fortune" magazine named him the richest living American, while the 1966 Guinness Book of Records named him as the world's richest private citizen, worth an estimated $1.2 billion (approximately $ billion in 2016).
Relevant evidence: Yes