Exporting 21 million tonnes of coal a year is a lot of cargo - expecially by 1920s standards.

And as the North-East's coal industry was sent into decline the region's largest port - Port of Tyne - had to come up with innovative new ways to ensure its business survived.

The collapse of much of the North-East's heavy industry in the 70s and 80s meant the port had little to export and ......
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