| Lucile Pauline Engels | |
| F: | 12 Mar 1920 |
| Keokuk, Lee County, Iowa, USA | |
| D: | 29 Okt 1985 |
| Midwest City, Oklahoma County, Oklahoma, USA | |
| Dan Michael Austerlitz | |
| F: | 3 Aug 1916 |
| Pittsburgh, Allegheny County, Pennsylvania, USA | |
| D: | 16 Jan 2008 |
| Oklahoma City, Oklahoma County, Oklahoma, USA | |
|
| Ole Leroy Engels | |
| F: | 8 Jun 1894 |
| Chicago, Cook County, Illinois, USA | |
| D: | 26 Aug 1957 |
| Oklahoma City, Oklahoma County, Oklahoma, USA | |
| Helen Pauline Zier | |
| F: | 1 Sep 1901 |
| Canton, Lewis County, Missouri, USA | |
| V: | 14 Okt 1923 |
| Cook County, Illinois, USA | |
| D: | 1 Aug 1992 |
| Comanche County, Oklahoma, USA | |