The Hafod-Morfa Copperworks were built to fuel the Industrial Revolution's insatiable desire for copper. The present-day remains belie the face that it was once the busiest copper smelting facility in the World with state of the art machinery and industrial processes pioneered by Cornish Entrepreneur John Vivian in the early 1800s. These photographs depict the wonderful range of textures and shapes in the surviving rolling mill, once powered by the mighty 600-horsepower Musgrave steam engine.