Oliver married Mamie Fischer on 20 Mar 1963. Mamie (daughter of Anton Andreas Fischer and Marie Johnson) was born on 18 May 1914 in North Dakota, USA; died on 26 May 2013 in Killdeer, Dunn County, North Dakota, USA; was cremated on 19 Jun 2013 in Oakdale Cemetery, Dunn County, North Dakota, USA. [Group Sheet] [Family Chart]