Maryland to Gidea Park resignalling
An April 1951 advert from Westinghouse Brake & Signal Company Limited noting the 7 relay interlocking control panels they supplied for Forest Gate, Ilford, Ilford Car Sheds, Goodmayes, Chadwell Heath, Romford and Gidea Park.
This advert appears in the following categories: Supplier: Westinghouse ; Component: Signalling