BR SR SWD Introduction Colour Light Sigs Haslemere - Petersfield In stages 1974
£8.12
Signal Instruction No.50 SWD December 1974. Introduction of colour light signalling and TCB in part between Haslemere and Petersfield on staged dates in 1974. Cover sheet 8 x 13 inches. Diagram c 56 x 10 1/4 inches
