Gradus married Theodora Niessen on 19 May 1904 in Ubbergen. Theodora (daughter of Johannes Niesen and Johanna Wachtendonk) was born on 20 May 1881 in Ubbergen. [Group Sheet] [Family Chart]
Family/Spouse: Karl Baxa. Karl was born on 1 Jul 1908 in Duitsland; died on 25 Sep 1944. [Group Sheet] [Family Chart]