Piccadilly Line Blue LampshadeMastering Vitreous Enamel; Blue Colour Notes The signature blue of the Piccadilly Line is a welcome sight for holiday makers from all walks of life. Drop by Covent Garden or Hyde Park as you venture into the centre of London from Heathrow Airport, with the excitement of city adventures ahead. The lampshade that keeps history alive, bring the sense of adventure into your everyday by hanging a cluster of Underground Coolicon lampshades proudly over your