1908 - 1977 (68 år)
 | Kermit* Dwight Hartman 1933-2021 |
| Kermit* Dwight Hartman | |
| F: | 13 Jul 1933 |
| Saint Cloud, Sherburne County, Minnesota, USA | |
| D: | 3 Sep 2021 |
| Beloit, Rock County, Wisconsin, USA | |
|
| Clifton Martin Hartman 1908-1977 |
| Clifton Martin Hartman | |
| F: | 23 Dec 1908 |
| Clear Lake, Sherburne County, Minnesota, USA | |
| D: | 2 Jul 1977 |
| Belvidere, Boone County, Illinois, USA | |
 | Loretta Bernice Hackett 1914-1990 |
| Loretta Bernice Hackett | |
| F: | 20 Sep 1914 |
| Wakonda, Clay County, South Dakota, USA | |
| D: | 19 Mar 1990 |
| Belvidere, Boone County, Illinois, USA | |
 | Marie Augusta Nimitz 1910-1976 |
| Marie Augusta Nimitz | |
| F: | 31 Aug 1910 |
| Belvidere, Boone County, Illinois, USA | |
| D: | 7 Nov 1976 |
| Belvidere, Boone County, Illinois, USA | |
