 Cornelis KoolhaasBorn 1889, died 1949, age 59 or 60 years Married 1917, age 27 or 28 years (married 27 or 28 years) to:  Baukje Huitema, age by marriage 29 or 30 years, daughter of Taede Tjitse Huitema and Aaltje Brouwer.Born 25 Apr 1887 IJlst (birth declaration: 26 Apr 1887), died 1945, age 57 or 58 years | |||