Petrus Johannes van den Baard 1918–1994 Catharina Maria "Catrien" Bierhuizen 1925–2007 | | | | Adolf Stephanus Bierhuizen 1879–1933 Clementia Agatha van Leeuwen 1884–1960 | | | | Adrianus Bierhuizen 1845–1899 Elizabeth van den Enden 1850–1919 |
| | | Catharina van Heijningen – |
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