Petrus married Trijntje Berg on 26 Sep 1855 in Delft. Trijntje (daughter of Teunis Berg and Aagje Mension) was born on 27 Oct 1828 in Weesp; died on 26 Dec 1893 in Den Haag. [Group Sheet] [Family Chart]
Joannis married Sophia Nicolaus. [Group Sheet] [Family Chart]