| Name | Role | Place | Source | |
|---|---|---|---|---|
| Isaak Block | Registered | 1722 | Amsterdam | Notarial records |
| Isaak Block | Witness | 1701 | Colijnsplaat | Church records baptisms |
| Isaak Block | Father | 1684 | Amsterdam | Church records baptisms |
| Isaak Block | Travelers | 1909 | Rotterdam | Passenger registers |
| Isaak Block | Father | 1684 | Amsterdam | Church records baptisms |
| Isaak Block | Witness | 1709 | Amsterdam | Church records baptisms |
| Isaak Block | Father | 1689 | Amsterdam | Church records baptisms |
| Isaak Block | Witness | 1701 | Colijnsplaat | Church records baptisms |
| Isaak Block | Father | 1735 | Rotterdam | Church records baptisms |
| Isaak Hendrik Block | Person in notarial deed | 1714 | Nieuwerkerk | Notarial records |
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