| Name | Role | Place | Source | |
|---|---|---|---|---|
| Helena Petronella Webber | Registered | 1840 | Utrecht | Population register |
| Petronella Webber | Registered | 1747 | Amsterdam | Notarial records |
| Petronella Webber | Mother | 1887 | Afferden | Civil registration births |
| Petronella Webber | Registered | 1840 | Utrecht | Population register |
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