Slate - gray in color, with an understated, abstract city grid applied to the rear doors. (theatlantic.com)
They are considered anomalous relics of a chaotic phase of urban design that has since been streamlined by the clarity of the Western city grid. (newscientist.com)
London based artist Emma Mcnally makes abstract graphite drawings that look like city grids and star maps. (beautifuldecay.com)