Petronella Christina Johanna de Boer 1910– | | |
Hendrik Jan ‘Henk’ de Boer 1912–1982 Anna Betty Jacoba ‘Hans’ Postema 1912–2013 | | |
Christiaan Johannes de Boer – | | |
| | Hendrika Christina Johanna Waanders 1882–1970 | | |
| | Christina Johanna Mulder 1837–1924 Hendrik Jan Waanders 1843–1911 |