Jacobus Antonius Gerardus (Koos) Lamers
1874-1920
- Gender: male
Parents
- Father: Petrus Johannes Lamers (1847-1890)
- Mother: Petronella van de Water (1843-1886)
Family 1
- Partner: Hermina Engelberta (Mina) Schraven (1879-1930)
Children
- Anna maria Petronella Lamers (1903-1995)
- Petronella Johanna Maria Lamers (1904-1994)
- Maria Gradina Egberta Lamers (1905-1996)
- Johanna Egberta Carolina Lamers (1907-1999)
- Petrus martinus Johannes Lamers (1909-1931)
- Egberta Wilhelmina Lamers (1910-)
- Adriana Egberta Hermina Lamers (1913-1922)
- Martinus Johannes Egbertus Lamers (1916-1998)
Social Media