1926 - 2004 (78 år)
| Ronald Mark Olson | |
| F: | 9 Aug 1963 |
| Webster, Day County, South Dakota, USA | |
| D: | 9 Jan 2020 |
| Watertown, Codington County, South Dakota, USA | |
| Maurice Alan Olson | |
| F: | 8 Apr 1926 |
| Homer Township, Day County, South Dakota, USA | |
| D: | 11 Nov 2004 |
| Webster, Day County, South Dakota, USA | |
| Mildred Aileen Erickson | |
| F: | 26 Maj 1929 |
| Spain, Marshall County, South Dakota, USA | |
| D: | 14 Apr 2014 |
| Aberdeen, Brown County, South Dakota, USA | |
