| Name | Role | Place | Source | |
|---|---|---|---|---|
| Jan Lambert Custers | Child | 1841 | Limbricht | Civil registration births |
| Jan Lambert Custers | Deceased | 1859 | Limbricht | Death duties files |
| Jan Lambert Custers | Deceased | 1877 | Limbricht | Civil registration deaths |
| Jan Lambert Custers | Deceased | 1877 | Limbricht | Death duties files |
| Jan Lambert Custers | Deceased | 1973 | Valkenburg | Prayer card collection |
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