Born ‎12-2-1907 The Hague, Netherland, died ‎30-4-1943 Auschwitz-Katowice, Poland‎, 35 or 36 years. Occupation: Bookbinder. Son of Hartog Koekoek/ Bobb and Catharina Alter - Fresco‏

Born ‎4- Jul 1894 The Hague, Netherland, died ‎26-2-1943 Auschwitz-Katowice, Poland‎, 48 or 49 years. Occupation: Costume seamstress, ‎1st marriage to: Joseph Barend Hakker - Keijl, ‎2nd marriage/ related to: A.W.van der Graaf, ‎3rd marriage to: Mozes Koekoek/ Alte. Daughter of Jonas Barend Fresco - Poons and Anna Antje Bobbe - Bing‏