| Spruth, Cath. Frieda Elisab. | Engelhardt | 1899 | Bremen |
| Spruth, Frieda Elisab. | Engelhardt | 1905 | Bremen 1 |
| Spruth, Johanne Bertha Sophie | Engelhardt | 1894 | Bremen |
| Spruth, Johanne Elisab. | Engelhardt | 1892 | Bremen |
| Spruth, Käthe Frieda | Engelhardt | 1901 | Bremen |
| Spruth, Wilh. Rich. | Engelhardt | 1901 | Bremen |