manLouis Coltof - Bak‏‎
Born ‎17-8-1876 Amsterdam, Netherland, died ‎5- aug 1930 Amsterdam, Netherland‎, 53 or 54 years. Occupation: Diamond polisher. Son of Salomon Levie Coltof - Bronkhorst and Esther Bak - Emmering

Married ‎7- jun 1905 Amsterdam, Netherland (25 years married) to:

womanSara Lisser - Ancona‏‎
Born ‎15-1-1884 Amsterdam, Netherland, died ‎6- sep 1944 Auschwitz-Katowice, Poland‎, 59 or 60 years. Daughter of Willem Lisser and Clara Ancona - van Workum

Child:

1)
manWillem Coltof - Lisser‏‎
Born ‎28-4-1906 Amsterdam, Netherland, died ‎6- sep 1944 Auschwitz-Biala Podleska, Poland‎, 37 or 38 years. Occupation: Engineer