| Name | Role | Place | Source | |
|---|---|---|---|---|
| Jochem Bonnefacius Oolgaard | Owner | 1832 | Harlingen | Cadastre |
| Jochem Bonnefacius Oolgaard | Registered | 1798 | Harlingen | Population register |
| Jochem Oolgaard | Debtor | 1826 | Harlingen | Notarial records |
| Jochem Oolgaard | Debtor | 1823 | Harlingen | Notarial records |
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