M i Hendricus BOLCK
M ii Johannes Bolk
M iii Bernardus Bolk
F iv Johanna Cornelia Bolk was born on 6 Aug 1832 in Zevenaar, Gelderland, Netherlands. She died on 16 Jan 1842.
F v Reinira Cornelia Bolk
M vi Theodorus Albertus Bolk was born on 16 Mar 1838 in Zevenaar, Gelderland, Netherlands.
M vii Carolus Bolk was born on 14 Jul 1841 in Zevenaar, Gelderland, Netherlands. He died on 13 Jan 1861.
F viii Johanna Cornelia Bolk was born on 5 Mar 1843 in Zevenaar, Gelderland, Netherlands. She died on 3 Nov 1859.
M ix Hermanus Bolk was born on 22 Sep 1845 in Zevenaar, Gelderland, Netherlands. He died on 10 Mar 1864.