The series is divided into seven subseries as follows:
SR34/12/1: Pupil Selection and Transfer
SR34/12/2: Thorne Selection Scheme
SR34/12/3: Pupil Entrants and Leavers
SR34/12/4: Pupil Record Files
SR34/12/5: Prefect
SR34/12/6: Sixth Form Council
SR34/12/7: Careers and Employment