1906 - 1977 (70 år)
 | Sherrill Grant Swenson 1930-2012 |
| Sherrill Grant Swenson | |
| F: | 10 Jun 1930 |
| Pipestone County, Minnesota, USA | |
| D: | 19 Maj 2012 |
| Los Angeles County, California, USA | |
 | James Michael Keyman 1942-2011 |
| James Michael Keyman | |
| F: | 13 Aug 1942 |
| D: | 14 Jul 2011 |
| Brandon, Minnehaha County, South Dakota, USA | |
| Marie Frances Warrick 1906-1977 |
| Marie Frances Warrick | |
| F: | 31 Okt 1906 |
| Pipestone County, Minnesota, USA | |
| D: | 18 Okt 1977 |
| Sioux Falls, Minnehaha County, South Dakota, USA | |
| Weir Swenson 1902-1967 |
| Weir Swenson | |
| F: | 8 Jun 1902 |
| Lincoln, Logan County, Illinois, USA | |
| V: | 16 Okt 1929 |
| Pipestone County, Minnesota, USA | |
| D: | 18 Maj 1967 |
| Mitchell, Davison County, South Dakota, USA | |
