Https://www.cargomaster.com.au/wp-content/uploads/2012/08/img_slider_05-564x350.jpgRailroads were being early consumers of automated info processing products, setting up in the transform of the twentieth century with punched playing cards and device file gear. Because 1984, a system for intermodal shipping referred to as double-stack rail transport is now ever more common. Increasing ... http://Conservablogs.com