Which 1961 book was written by one of the founders of the Creation Research Society?
Henry M. Morris:  He is widely known for coauthoring "The Genesis Flood" with John C. Whitcomb in 1961. The Genesis Flood: The Genesis Flood: The Biblical Record and its Scientific Implications is a 1961 book by young earth creationists John C. Whitcomb and Henry M. Morris that, according to Ronald Numbers, elevated young earth creationism "to a position of fundamentalist orthodoxy."
i don't know