1908 - 1977 (68 år)
 | Jr John Arthur Steffenson 1931-2000 |
| Jr John Arthur Steffenson | |
| F: | 31 Maj 1931 |
| Brooklyn, Kings County, New York, USA | |
| D: | 26 Apr 2000 |
| Brooklyn, Kings County, New York, USA | |
 | Maureen McCormack 1935-2018 |
| Maureen McCormack | |
| F: | 21 Maj 1935 |
| New York City, New York, USA | |
| D: | 11 Sep 2018 |
| Florida, USA | |
|
| John Aurthor Steffensen 1908-1977 |
| John Aurthor Steffensen | |
| F: | 17 Dec 1908 |
| Brooklyn, Kings County, New York, USA | |
| D: | 28 Feb 1977 |
| Bay Shore, Suffolk County, New York, USA | |
 | Ann Virginia Loebel 1911-1976 |
| Ann Virginia Loebel | |
| F: | 12 Apr 1911 |
| Brooklyn, Kings County, New York, USA | |
| D: | 12 Jan 1976 |
| Brooklyn, Kings County, New York, USA | |
