Harrow South signal
Harrow South signal box was opened by London Transport in 1948 as a subsidiary cabin. It is a non standard design and was fitted with a 33 lever Westinghouse 'N2' frame (frame number 212). As I am aware the box is still in use.
The 'N' Style lever frame
picture here if and when one becomes availiable.
Diagrams
none availiable.