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