When the lifts at Notting hill tube station were removed and replaced by escalators they uncovered these advertising posters that date from c1956 – 1959.

© London Underground

© Bark Pamphlet.

Mapping a city in 3D. The data is gathered via LIDAR, (Light Detection And Ranging), ‘an optical remote sensing technology that measures properties of scattered light to find range and/or other information of a distant target.’

With the introduction of e-tickets and self check-in on many flights, will these ticket stubs soon become part of the Blue Oblique modern aritfact collection?