 Waltruda Maria Altena Married to:  Sybren de Boer, son of Jan Sybrens de Boer and Trijntje Tadema.Born 1 Aug 1911 Witmarsum, died 24 May 1963, age 51 years, buried 28 May 1963 Witmarsum | |||
| Waltruda Maria Altena Married to: Sybren de Boer, son of Jan Sybrens de Boer and Trijntje Tadema.Born 1 Aug 1911 Witmarsum, died 24 May 1963, age 51 years, buried 28 May 1963 Witmarsum | |||