letter, Richmond, Virginia, mid-20th century, formal communication, State Department of Education, School Bus Pupil Transportation Survey Report, Loudoun County, R. R. L. Wimbish, Supervisor, Ahne A. Milton Shue, Assistant Supervisor, Mr. G. Tyler Miller, Superintendent, hierarchical structure, education system, authority, attention to detail, compliance, official directives, professionalism, efficient administration, education sector.