1880 - 
| Eva Cornelia Pieper 1902-1955 |
| Eva Cornelia Pieper | |
| *: | 29 Jun 1902 |
| Fraipont | |
| +: | 1955 |
| Dortmund | |
Otto Christian Upmeyer 1891-1953 |
| Otto Christian Upmeyer | |
| *: | 20 Okt 1891 |
| Bielefeld | |
| +: | 07 Feb 1953 |
| Dortmund | |
| Cornelia Bodden 1880- |
| Cornelia Bodden | |
| *: | 31 Jul 1880 |
| Duisburg | |
| Hermann Eduard Pieper 1875- |
| Hermann Eduard Pieper | |
| *: | 20 Sep 1875 |
| Lüttich | |
