Northern line rail replacement sign in Hampstead, London on a black lamp post. Tube closed and replaced by Transport for London bus.

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Size: 2756px × 4258px
Location: Hampstead, London
Photo credit: © ImageryBT / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: engineering, extension, hampstead, improvement, line, london, northern, rail, railway, replacement, service, sign, signage, technology, tfl, transport, tube, underground, upgrade, works