Rodney B. Dierdorff(14 Dec 1899 - May 1973)
Helen F. Dipple(2 Jan 1906 - 24 Sep 1990)
m. 11 Jul 1959, Wilton, Iowa
b.  
d. 7 Sep 2009
b. 17 Feb 1940, Montpelier, Iowa
d. 9 Aug 2014, Genesis Medical Center–East Rusholme Street, Davenport, Iowa, age: 74