Shirley Clift RESOLVED Clift, circa 1980 Missing Since 11/01/1980 Missing From Hennessey, Oklahoma Classification Endangered Missing Sex Female Race White Age 25 years old Distinguishing Characteristics Caucasian female. Details of Disappearance Clift disappeared from Hennessey, Oklahoma sometime in November 1980. Her remains were found in the area of Turkey Creek in Kingfisher County, Oklahoma in 1999. They were not identified until 2003. Investigating Agency - Source Information Oklahoma Bureau of Investigation . .