1934 - 2011 (77 år)
 | Brenda Jean Biederman 1956-2009 |
| Brenda Jean Biederman | |
| F: | 17 Feb 1956 |
| Wilkin County, Minnesota, USA | |
| D: | 5 Jun 2009 |
| Fargo, Cass County, North Dakota, USA | |
|
| Ruby Yvonne Christianson 1934-2011 |
| Ruby Yvonne Christianson | |
| F: | 2 Apr 1934 |
| Nidaros Township, Otter Tail County, Minnesota, USA | |
| D: | 1 Aug 2011 |
| Clitherall, Otter Tail County, Minnesota, USA | |
 | Robert Joseph Biederman 1930-1982 |
| Robert Joseph Biederman | |
| F: | 22 Okt 1930 |
| Garfield Township, Pocahontas County, Iowa, USA | |
| V: | 20 Feb 1955 |
| Vining, Otter Tail County, Minnesota, USA | |
| D: | 12 Okt 1982 |
| Battle Lake, Otter Tail County, Minnesota, USA | |
