Päivä 90
Ironbridge Gorge
![](http://d2k8htqlk8yn1a.cloudfront.net/img/flags-png/gb-en.png)
It was here that Quaker Abraham Darby developed the technique of smelting iron using coke instead of charcoal, allowing a much cheaper production of iron. His grandson built the world's firstLue lisää
It was here that Quaker Abraham Darby developed the technique of smelting iron using coke instead of charcoal, allowing a much cheaper production of iron. His grandson built the world's firstLue lisää