Dail Boxley Dinwiddie (April 12, 1969 – missing Sept 24, 1992) was 23 years old when she went missing. This is the oldest missing-persons case for Columbia police, South Carolina. Introduction Dail Boxley Dinwiddie (23) is a graduate of the Heathwood Hall Episcopal School. In 1991, she graduated from Randolph-Macon Women’s College in Lynchburg, Virginia, […]