 Marianna Flora Groenstad - SwartBorn 15-2-1888 Amsterdam, Netherland, died 12-10-1942 Auschwitz-Katowice, Poland, 53 or 54 years. Daughter of Lion Groenstad and Mietje Swart Married to:  Philip van Praag - GroenstadBorn 31-5-1887 Amsterdam, Netherland, died 12-10-1942 Auschwitz-Katowice, Poland, 54 or 55 years. Occupation: Artistic paintor. Son of Jochem van Praag - Dessaur and Betje Groenstad - Groenteman | |