Born ‎7- Aug 1889 Groningen-Groningen, Netherland, died ‎9-11-1918 Rotterdam, Netherland‎, 28 or 29 years. Occupation: Musician. Son of Jacob Heppener and Johanna Goudappel‏

Born ‎20-4-1896 Rotterdam, Netherland‎, ‎1st marriage/ related to: Joan Georg Heppener - Goudappel, ‎2nd marriage/ related to: Johannes Josephus Spijkers. Daughter of David Mozes Wessel - Cats and Anna de Leeuwe - van Stedum‏