Izaak Gossachalk, son of Jacob Gosschalk and Eve Clarenburg, married Betsy Maandag on 17 June 1915 in Amsterdam, a daughter of Salomon Maandag and Judith de Hartogh.
City Archive of Amsterdam, archive card of Izaak Gosschalk and Judith de Hartogh.
Izaak Gossachalk, son of Jacob Gosschalk and Eve Clarenburg, married Betsy Maandag on 17 June 1915 in Amsterdam, a daughter of Salomon Maandag and Judith de Hartogh.
City Archive of Amsterdam, archive card of Izaak Gosschalk and Judith de Hartogh.