1914 - 2007 (93 år)
 | Patricia Ann Piering 1934-1979 |
| Patricia Ann Piering | |
| F: | 26 Jan 1934 |
| Duluth, Saint Louis County, Minnesota, USA | |
| D: | 27 Sep 1979 |
| Big Rapids, Mecosta County, Michigan, USA | |
 | Charles Lee Christensen 1921-1991 |
| Charles Lee Christensen | |
| F: | 12 Feb 1921 |
| Duluth, Saint Louis County, Minnesota, USA | |
| D: | 2 Aug 1991 |
| Farmington Hills, Oakland County, Michigan, USA | |
|
| Gunhild Marie Oase 1914-2007 |
| Gunhild Marie Oase | |
| F: | 29 Mar 1914 |
| Duluth, Saint Louis County, Minnesota, USA | |
| D: | 12 Sep 2007 |
| Farmington, Oakland, Michigan, USA | |
 | Donald John Piering 1912-1964 |
| Donald John Piering | |
| F: | 19 Apr 1912 |
| Duluth, Saint Louis County, Minnesota, USA | |
| D: | 19 Jul 1964 |
| Seal Beach, Orange County, California, USA | |
