Stamp on back dated 10 May 1966.
BR(S) signal box diagram & locking table Ferring Crossing + dog tooth diagram
BR(S) original signal box diagram Moreton 1965
BR(S) signal box diagram (office copy) Gunnislake 1966
BR(M) original signal box diagram Witton Goods (Birmingham) c.1960
BR(S) signal box diagram (office copy) Portslade
BR(M) original signal box diagram Unstone Colliery Sidings c.1950s
