Born ‎26-2-1931 Utrecht, Netherland, died ‎7-12-1997 Utrecht, Netherland‎, 65 or 66 years. Occupation: Proffesor physics, ‎1st marriage/ related to: Henriette Edersheim, ‎2nd marriage/ related to: Eva van Slooten. Son of Leonard Salomon Ornstein - Manson and Sophia Estella Meijer - Marsman‏