Some hospitals, including the famed London Hospital in Whitechapel, installed them to ventilate post-mortem rooms ... London’s sewer gas lamps seem oddly prophetic—Victorian sustainability ...

Namely: the fight to save gas lighting. No, not the self-doubt-sowing ... Once a staple of Victorian London, romanticised in novels by Charles Dickens, there are now just 275 functioning gas ...

Mr Matthews said the lamps, which are replicas of Victorian police lanterns first used in London in the 1800s, would help people easily identify a police station and reassure the public.