Born ‎23-2-1903 Maine, Germany, died ‎18-1-1978 Amstelveen, Netherland‎, 74 or 75 years. Daughter of Meijer Koopman and Caroline Epstein‏

Born ‎15-12-1900 Amsterdam, Netherland, died ‎1- May 1984 Amstelveen, Netherland‎, 83 or 84 years. Occupation: Store keeper, ‎1st marriage to: Edith Amalia Koopman - Epstein, ‎2nd marriage/ related to: Johanna Petronella Botter. Son of Abraham Duveen - Marcus and Helena Adelaar - Stibbe‏