 Herman Joseph CalffBorn 22 jun 1888 Delft,Netherland, died 9 jul 1943 Sobibor, 55 years Married 7 dec 1911 Amsterdam,Netherland (31 years married) to:  Judith (Philip) "Judik" Keizer/ DingsdaBorn 2 jun 1887 Amsterdam,Netherland. Daughter of Philip Nathan Keizer and Matje Salomon Dingsdag/ Fransma | |||