Rex Jatko
According to his son quoted by Gordon van Gelder in "Go Forth and Multiply" (2017), Jatko "grew up in South Dakota ... was a successful podiatrist, but gave that up to work with William Levitt building houses on Long Island".
According to his son quoted by Gordon van Gelder in "Go Forth and Multiply" (2017), Jatko "grew up in South Dakota ... was a successful podiatrist, but gave that up to work with William Levitt building houses on Long Island".