Wilhelm married Nicoline Catharina Thomsen on 7 Feb 1915 in Treia Kirche, Kirchspiel Treia, Kreis Schleswig-Flensburg, Schlwesig-Holstein, Germany. Nicoline (daughter of Peter Thomsen and Anna Christina Quitzau) was born on 4 Dec 1892 in Wester Treia, Kirchspiel Treia, Kreis Schleswig-Flensburg, Schlwesig-Holstein, Germany; was christened on 22 Jan 1893 in Treia Kirche. [Group Sheet] [Family Chart]