1899 - 1979 (80 years)
| Beverly Inez Peterson | |
| B: | Abt 1928 |
| South Dakota | |
| Berkley Roy Peterson | |
| B: | Abt 1929 |
| South Dakota | |
| Roy Alfred Peterson | |
| B: | 8 May 1899 |
| Minnesota | |
| D: | Aug 1979 |
| Bradley, Clark, South Dakota | |
| Inez Alphida Ross | |
| B: | 27 Jun 1908 |
| Cayuga, Sargent Co., North Dakota | |
| M: | 28 Aug 1926 |
| Day Co., South Dakota | |
| D: | 12 Aug 2003 |
| Waseca, Waseca, Minnesota | |
