| Name | Role | Place | Source | |
|---|---|---|---|---|
| Ale Slump | Travelers | 1910 | Rotterdam | Passenger registers |
| Ale Slump | Travelers | 1911 | Rotterdam | Passenger registers |
| Ale Slump | Conscript | 1909 | Militia records | |
| Ale Slump | Child | 1889 | Lemsterland | Civil registration births |
| Ale Slump | Registered | 1889 | Lemsterland | Population register |
| Ale Slump | Registered | 1889 | Echten | Population register |
| Ale Slump | Registered | 1889 | Echten | Population register |
| Ale Slump | Registered | 1889 | Echten | Population register |
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