Born ‎9- jan 1888 Amsterdam, Netherland, died ‎12-10-1942 Auschwitz-Biala Podleska, Poland‎, 53 or 54 years. Son of Emanuel Zwaab and Duifje Komkommer‏

Born ‎3- aug 1889 Tauberbischofsheim, Germany, died ‎22-10-1942 Auschwitz-Biala Podleska, Poland‎, 52 or 53 years