LONDON UNDERGROUND tube map diagram of lines South Acton HARRY BECK January 1953

LONDON UNDERGROUND tube map diagram of lines South Acton HARRY BECK January 1953'London Transport Diagram of lines January 1953' The map shows the Metropolitan line extending as far as Aylesbury (the line beyond Amersham was transferred to British Rail in 1961); the District Line spur to South Acton (closed 1959); the Northern Line City section from Old Street to Finsbury Park via Essex Road (closed 1975); the Central Line continuation between Epping and Ongar (closed in 1994); The Piccadilly Line spur to Aldwych (closed 1994);