Chelsea Polytechnic/College Mathematics record books, 1955-1972 (Ref: CDM/ER), postgraduate registers, 1965-1972 (Ref: CDM/RPG), postgraduate student files, 1968-1985 (Ref: CDM/FPPG). Information contained in the record books typically includes examination results, terminal essay marks and notes of satisfactory completion of the course. Until 1965 postgraduate details are included in the main series of record books, thereafter a sub series of postgraduate students is kept. Information recorded in this sub series includes name, address, qualification and course of study, and some dates of completion. Postgraduate registers typically give name, address, enrolment date, duration and degree. Postgraduate student files are subdivided into MSc, 1970-1983, (Ref: CDM/FPPG/MS), PhD, 1971-1985 (Ref: CDM/FPPG/P), MPhil and withdrawals, 1968-1974 (Ref: CDM/FPPG/PX), and include application forms and letters of acceptance.