4 Jun 1905 - Birth of his father Dale Warren at Iowa, USA 

3 Apr 1909 - Birth of his mother Irene Drury at Boone, Boone County, Iowa, USA 

29 Nov 1989 - Death of his father Dale Warren at Lead Hill, Boone County, Arkansas, USA 

13 Oct 1992 - Death of his mother Irene Drury