1913 - 1986 (72 år)
 | Eugene Eldon Mortweet 1937-1969 |
| Eugene Eldon Mortweet | |
| F: | 11 Maj 1937 |
| Mitchell, Davison County, South Dakota, USA | |
| D: | 16 Jun 1969 |
| Davison County, South Dakota, USA | |
 | Vae Jean Buehler 1938-2017 |
| Vae Jean Buehler | |
| F: | 4 Feb 1938 |
| Stickney, Aurora County, South Dakota, USA | |
| D: | 20 Nov 2017 |
| Mitchell, Davison County, South Dakota, USA | |
| Clara Marie Hofer 1913-1986 |
| Clara Marie Hofer | |
| F: | 10 Okt 1913 |
| Beadle County, South Dakota, USA | |
| D: | Mar 1986 |
| Davison County, South Dakota, USA | |
 | Lester P Mortweet 1910-1981 |
| Lester P Mortweet | |
| F: | 1910 |
| Illinois, USA | |
| V: | 16 Aug 1936 |
| Davison County, South Dakota, USA | |
| D: | 1981 |
| Davison County, South Dakota, USA | |
