Name | Role | Place | Source | |
---|---|---|---|---|
Gualtherus Constantinus Marinus Kolff | Registered | 1884 | Rotterdam | Population register |
Gualtherus Constantinus Marinus Kolff | Registered | 1884 | Rotterdam | Population register |
Gualtherus Kolff | Registered | 1867 | Rotterdam | Population register |
Gualtherus Louis Kolff | Registered | 1867 | Rotterdam | Population register |
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