Nathalia Pieternella Koelman 1866– | | |
Franciscus Dirk Daniel Koelman 1868–1881 | | |
Jacobus Guilielmus Carolus Koelman 1873–1873 | | |
| | August Wiedlewsky 1896–1945 Adriana Polderman 1899–1966 | | |
Adolph Wiedlewskij 1898–1899 | | |
| | Pieternella Maria ‘Nel’ Wiedlewskij 1900– Cornelis ‘Cor’ Koorengevel 1894–1927 Joannes Baptist van Helvert 1906–1980 | | |
Friedrich Adolph Wiedlewskij 1902– | | |
| | Johanna Wiedlewskij 1903– Artur Friedrich Bernhard Keller 1905– | | |
| | Geertruida Wiedlewskij 1904– | | |
| | Gustav Adolph Wiedlewsky 1910–1980 Dirksje Brouwer 1914–2010 | | |
| | Joanna Maria Jacoba Koelman 1874–1932 Fredrich Adolph Wiedlewskij 1869– | | |
Joannes Jacobus Koelman 1875–1896 | | |
| | Dirk Daniel Koelman 1838–1880 Pieternella Maria van Dierendonck 1838–1929 | | |