Born ‎4- Apr 1910 Amsterdam, Netherland, died ‎17-9-1943 Auschwitz-Katowice, Poland‎, 32 or 33 years. Occupation: Office clerk. Daughter of Itzik Chelem and Hanna Behr‏

Born ‎12-10-1909 Amsterdam, Netherland, died ‎9- Jul 1975 Amstelveen, Netherland‎, 65 or 66 years. Occupation: Watch maker. Son of Samuel van Crefeld - Marsman and Mietje Blitz - da Costa da Fonseca‏