| Name | Role | Event | DateYear | Place | Source |
|---|---|---|---|---|---|
| Constantinus Cossmann | Father of groom | Marriage | 22-6-1881 | Mechelen | Civil registration marriages |
| Eduard Constantinus Cossmann | Groom | Marriage | 22-6-1881 | Mechelen | Civil registration marriages |
| Eduard Constantinus Cossmann | Father | Death | 31-5-1883 | Mechelen | Civil registration deaths |
| Eduard Constantinus Cossmann | Father | Death | 31-5-1883 | Mechelen | Civil registration deaths |
| Eduard Constantinus Cossmann | Father | Birth | 15-5-1883 | Mechelen | Civil registration births |
| Eduard Constantinus Cossmann | Father | Death | 1-6-1883 | Mechelen | Civil registration deaths |
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