 Gerrit Groen/ SjouwermaBorn 7- may 1870 Amsterdam, Netherland. Son of Meijer Groen and Marianna Sjouwerman Marriage/ Related to:  Rebecca Lopes CardozoBorn 23-11-1871 Amsterdam, Netherland, died 24-9-1942 Auschwitz-Biala Podleska, Poland, 70 or 71 years | |||