| Berndes, Sophie Margrethe | Kotrade | Berndes, Joseph Eduard | 1905 |
| Mentz, Charlotte Marie | Kotrade | Mentz, August Johannes | 1921 |
| Rolappe, Friederike Margarethe | Kotrade | Rolappe, Ernst Wilhelm | 1946 |
| Wittwer, Marie Caroline Dina | Kotrade | Wittwer, Hermann Ernst | 1937 |