manLeo Simon Charles Kooperberg/ Boasso‏‎
Born ‎26-7-1888 Breda, Netherland, died ‎13-1-1935 Amsterdam, Netherland‎, 46 or 47 years. Son of Isaac Kooperberg/ ten Coor and Betsij Boasson - van Witsen

Married ‎22-1-1913 Kampen, netherland (21 or 22 years married) to:

womanEsther Kalf - Meijers‏‎
Born ‎18-10-1889 Kampen, netherland‎, ‎1st marriage to: Leo Simon Charles Kooperberg/ Boasso, ‎2nd marriage/ related to: Louis E. Voorzanger. Daughter of Abraham Kalf - Speelman and Rosalie Meijers - Heijman

Children:

1)
womanBetsy (Bep) Cornelia Kooperberg/ Kal‏
Born ‎6-12-1913 Weltreveden, Neth. East Indies, died ‎14-5-1940 suicide with husband + 2 kids‎, 26 or 27 years
2)
womanLien Henriette Kooperberg/ Kal‏
Born ‎3- jun 1917 Soerajaba, died ‎1997‎, 79 or 80 years