Born ‎4- Jun 1881 Amsterdam, Netherland‎. Occupation: Director Chemical laundry. Son of Ferdinand Philip van Ham - van Zwanenburg and Nicolasina Marcus Koetzer - van Ham‏

Born ‎30-1-1882 Delft, Netherland, died ‎19-11-1942 Auschwitz-Biala Podleska, Poland‎, 59 or 60 years. Daughter of Lion van Ameringen - Cohen and Sara Katan - Jacobs‏