 Joseph Pronkhorst - de HaanBorn 5- Mar 1890 Amsterdam, Netherland, died 22-10-1942 Monowitz, 51 or 52 years. Son of Abraham Pronkhorst and Sophia de Haan - Kleerenmaker Marriage/ Related to:  Clara de Wolff - FrankBorn 26-8-1891 Middelburg, Netherland, died 22-10-1942 Auschwitz-Katowice, Poland, 50 or 51 years. Daughter of Abraham Jacob de Wolff - Susan and Trijntje Frank - Frenk | |