Langston was among the first public school psychologists in S.C.; she spent her career, 1929-1975, in the Florence, S.C., school system, with exception of World War II service, 1942-1946, in the Women's Army Auxiliary Corps; graduate, 1929, of Winthrop College; M.A. awareded, 1941, from University of Pennsylvania; doctorate completed, 1968, from Columbia Teachers College.
In 1942, King volunteered for service in the Women's Army Auxilary Corps and was commissioned a second lieutenant; she served in various installations and hospitals in Florida, Kansas, North Carolina, South Carolina, Texas, and Virginia, predominantly as a testing officer and personnel consultant. By the time of her discharge in Sept. 1946 she had risen to the rank of major; following her military service, King returned to the Florence school system as a school psychologist and visting teacher; in 1954 she established a special education program for mentally retarded children throughout the district; shortly thereafter, her duties were revised, allowing her to concentrate on her work as school psychologist. In 1973, King created the dept. of student personnel services for the Florence school system, a dept. that she headed until her retirement in 1975.
From the description of Mary Langston King papers, 1921-1975. (University of South Carolina). WorldCat record id: 30130149