1921 - 1981 (60 Jahre)
| Donald Leo Sneeringer 1921-1981 |
| Donald Leo Sneeringer | |
| *: | 6 Jan 1921 |
| Washington, DC, USA | |
| +: | 12 Feb 1981 |
| Hyattsville, Prince Georges, Maryland, USA | |
Isabelle Christine Koch 1921-1984 |
| Isabelle Christine Koch | |
| *: | 23 Sep 1921 |
| Hyattsville, Prince George's, Maryland, USA | |
| +: | 3 Jun 1984 |
| Hyattsville, Prince George's, Maryland, USA | |
