Born ‎4- jun 1908 Rotterdam, Netherland, died ‎22-9-1976 The Hague, Netherland‎, 67 or 68 years. Occupation: Pianist, Director shipping company, ‎1st marriage/ related to: Emilia Gijsels, ‎2nd marriage to: Elizabeth Potjeweid. Son of Willem de Leeuwe - Slier and Betje de Wied - Polak‏