| Name | Role | Place | Source | |
|---|---|---|---|---|
| Willem Theodorus Marinus Bertram | Registered | 's-Gravenhage | CABR dossiers | |
| Willem Theodorus Marinus Bertram | Child | 1899 | 's-Gravenhage | Civil registration births |
| Willem Theodorus Marinus Bertram | Registered | 1913 | 's-Gravenhage | Population register |
| Willem Theodorus Marinus Bertram | Registered | 1913 | 's-Gravenhage | Population register |
| Willem Theodorus Marinus Bertram | Registered | 1913 | 's-Gravenhage | Population register |
| Willem Theodorus Marinus Bertram | Groom | 1927 | 's-Gravenhage | Civil registration marriages |
| Willem Theodorus Marinus Bertram | Deceased | 1945 | 's-Gravenhage | Civil registration deaths |
| Willem Theodorus Marinus Bertram | Partner | 1970 | 's-Gravenhage | Civil registration deaths |
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