1886 - 1967 (80 år)
 | Risdall 1928-1928 |
| Risdall | |
| F: | 7 Jul 1928 |
| Springfield, Sangamon County, Illinois, USA | |
| D: | 7 Jul 1928 |
| Springfield, Sangamon County, Illinois, USA | |
 | Robert Lee Risdall 1934-2004 |
| Robert Lee Risdall | |
| F: | 18 Dec 1934 |
| Springfield, Sangamon County, Illinois, USA | |
| D: | 13 Jan 2004 |
| Costa Mesa, Orange County, California, USA | |
|
| Orlando Risdall 1886-1967 |
| Orlando Risdall | |
| F: | 7 Nov 1886 |
| South Dakota, USA | |
| D: | 4 Sep 1967 |
| Traverse Township, Nicollet County, Minnesota | |
 | Beatrice Ruiter 1897-1989 |
| Beatrice Ruiter | |
| F: | 19 Nov 1897 |
| Red Lodge, Carbon County, Montana, USA | |
| D: | 29 Apr 1989 |
| Red Lodge, Carbon County, Montana, USA | |
