| Name | Role | Place | Source | |
|---|---|---|---|---|
| Jan R. Troost | Registered | 1922 | Amsterdam | Workforce registration |
| Jan R. Troost | Registered | 1922 | Amsterdam | Workforce registration |
| Jan R. van Troost | Registered | 1922 | Amsterdam | Workforce registration |
| Jan R... Troost | Child | 1742 | Hoogeveen | Church records baptisms |
| Jan R... Troost Roelefs | Child | 1742 | Hoogeveen | Church records baptisms |
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