Harold married Mary A. Oldenburg on 20 Jul 1946 in Saint Mary's Church, Alton, Madison County, Illinois, USA. Mary (daughter of Albert Joseph Oldenburg and Helena Anna Schnerre) was born on 30 Dec 1921 in Galena, Jo Daviess County, Illinois, USA; died on 18 Apr 2021 in Galena, Jo Daviess County, Illinois, USA; was buried in Saint Mary's Cemetery, Galena, Jo Daviess County, Illinois, USA. [Group Sheet] [Family Chart]