 Johannes Schipper Married after 1945 (married at most 29 years) to:  Helena Petronella Hettinga, age by marriage at least 38 years, daughter of Jan Jarigs Hettinga and Agnes Eeltjes "Anna Lucia" Witteveen.Born 25 Apr 1907 Wirdum, died 3 Sep 1974 Zwaag, age 67 years, buried Zwaag, 1st marriage to: Jan Joseph de Boer, 2nd marriage to: Johannes Schipper | |||