I think your years may be off, because she wouldn't have had a child at age 6.
There is a Social Security application for an Audrey Durant born 22 Feb 1916 in Antlers, Oklahoma to Sanfard E. Trentham & Francis Beard. She died Jun 1993. She underwent the following surname changes - Durant in Oct 1952, McCanless in Jun. 1956, McCann in May 1960, Cundiff in Jul. 1961, and Long in Jun 1970.