| Name | Role | Place | Source | |
|---|---|---|---|---|
| Jan Andries Rumer | Employee | 1733 | Amsterdam | Personnel-administration |
| Jan Daniel Rumer | Patiënt | 1730 | Middelburg | Patient registry |
| Jan Rumer | Father | 1765 | Amsterdam | Church records baptisms |
| Jan Rumer | Father | 1765 | Amsterdam | Church records baptisms |
| Jan Rumer | Registered | 1779 | Amsterdam | Church records burials |
| Jan Rumer | Groom | 1727 | Nijmegen | Church records marriages |
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