Signal box at Victoria, late 19th century.

A signal gantry,A1969.70/Box 5/Neg 1265/20

A signal box,A1969.70/Box 5/Neg 1265/21

Interior of Willesden Signal Box, December 1966.

LNWR signal cabin no 1, Rugby, Warwickshire, 8 September 1898.

Signalling at Central station, Blackpool, c 1921.

A diesel locomotive pulling a passenger train, passing a signal box,A1969.70/Box 5/Neg 1240/15

A steam locomotive hauling a goods train, passing a signal box,A1969.70/Box 5/Neg 1240/12

A diesel locomotive hauling a goods train, passing a signal box at a junction,A1969.70/Box 5/Neg 1259/5

A steam locomotive pulling a passenger train, approaching signals. Locomotive number: 1S80,A1969.70/Box 5/Neg 1236/30

A diesel locomotive passing a signal gantry
. Locomotive number: D39,A1969.70/Box 5/Neg 1265/23

A steam locomotive pulling a passenger train, passing a signal gantry,A1969.70/Box 5/Neg 1258/32