Text ( visual ) : unmediated British Rail : the first 25 years / Michael R. Bonavia. -- Newton Abbot, Devon ; North Pomfret, Vt. : David & Charles , c1981. -- 239 p. : ill. ; 23 cm. -- Includes index. -- ISBN 0715380028 ; (BA03858164) ; https://ci.nii.ac.jp/ncid/BA03858164 Author Heading(s): Bonavia, Michael Robert. -- Classification(s): LCC : HE3020.B76 ; DC19 : 385/.065/41. -- Subject Heading(s): LCSH : British Rail (Firm) -- History