1912 - 1985 (73 years)
 | Mary Lou Schnur 1939- |
| Mary Lou Schnur | |
| B: | 2 Jan 1939 |
| Waupun, Dodge, Wisconsin, USA | |
 | Gerald Edwin Petersen 1938-2009 |
| Gerald Edwin Petersen | |
| B: | 1 Apr 1938 |
| Chicago, Cook, Illinois, USA | |
| M: | 27 Sep 1958 |
| D: | 12 Jul 2009 |
| Aurora, Kane, Illinois, USA | |
| Ruth Elizabeth Claggett 1912-1985 |
| Ruth Elizabeth Claggett | |
| B: | 13 Feb 1912 |
| Waupun, Fond du Lac, Wisconsin, USA | |
| D: | 25 Sep 1985 |
| Aurora, Kane, Illinois, USA | |
 | Earl John Schnur 1910-1964 |
| Earl John Schnur | |
| B: | 9 Jun 1910 |
| Waupun, Fond du Lac, Wisconsin, USA | |
| M: | 9 Aug 1936 |
| Boone County, Illinois, USA | |
| D: | 27 Jul 1964 |
| Aurora, Kane, Illinois, USA | |
