| Name | Role | Place | Source | |
|---|---|---|---|---|
| Olpherdus Backer | Registered | 1771 | Amsterdam | Notarial records |
| Olpherdus Backer | Registered | 1758 | Amsterdam | Notarial records |
| Olpherdus Backer | Registered | 1745 | Amsterdam | Notarial records |
| Olpherdus Backer | Registered | 1737 | Amsterdam | Notarial records |
| Olpherdus Backer | Registered | 1743 | Amsterdam | Notarial records |
| Olpherdus Backer | Registered | 1749 | Amsterdam | Notarial records |
| Olpherdus Backer | Registered | 1749 | Amsterdam | Notarial records |
| Olpherdus Backer | Registered | 1751 | Amsterdam | Notarial records |
| Olpherdus Backer | Seller | 1743 | Notarial records | |
| Olpherdus Backer | Witness | 1727 | Leiden |
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