“It's barely changed since the faceless colour committee originally selected it in 1908 when the first map of the Underground was designed and the Bakerloo conclusively became brown, a very early twentieth-century brown, which brings something of the nineteenth century with it - the colour of Sherlock Holmes's pipe, a Gladstone bag, a grandfather clock.” BrownSherlock HolmesLondon UndergroundBakerlooGladstone Bag Book:Earthbound: The Bakerloo Line Source: Earthbound: The Bakerloo Line