Willem
Koolhaas
Birth date:
1849
Birth place:
,
,
,
Death date:
1940
Death place:
,
,
,
Koolhaas Family
Parents:
| Father: | Gerardus Koolhaas |
| Mother: | Geertruij Anna Van Os |
Spouse:
| Spouse: | Petronella Neeleman |
Siblings:
Children:
