British Railways Working Timetable Supplement No. 1 Western Region 1979-80
British Railways Rule Book 1950, Supplement No. 1, 1962 Reprint (I)
BR(E) Supplement No.1 to Sectional Appendix - Southern Area 1969
BR LMR Supplement No 1 to Sectional Appendix Southern Section November 1970
British Railways General Appendix to Working Timetables Supplement No 1, 1974
British Railways Rule Book 1950 + Supplement No 1 AND Extract Booklet