1920 - 2000 (79 år)
| Norbert Theodore Grengs 1920-2000 |
| Norbert Theodore Grengs | |
| F: | 20 Aug 1920 |
| Yellow Medicine County, Minnesota, USA | |
| D: | 26 Jan 2000 |
| Jefferson County, Colorado, USA | |
 | Winifred Jane Thompson 1927-2011 |
| Winifred Jane Thompson | |
| F: | 17 Mar 1927 |
| Canby, Yellow Medicine County, Minnesota, USA | |
| D: | 9 Dec 2011 |
| Jefferson County, Colorado, USA | |
