1886 - 1951 (64 Jahre)
| Friedrich Ewald Bonnermann | |
| *: | 23 Feb 1909 |
| D-Bochum-Stiepel | |
|
| Gustav Ewald Bonnermann 1886-1951 |
| Gustav Ewald Bonnermann | |
| *: | 11 Jan 1886 |
| D-Bochum-Stiepel | |
| +: | 6 Jan 1951 |
| D-Recklinghausen | |
Ida Lina Vogt 1885- |
| Ida Lina Vogt | |
| *: | 10 Feb 1885 |
| D-Bochum-Querenburg | |
| oo: | 10 Jul 1908 |
| D-Bochum-Stiepel | |
