coming back down the mine, working in these conditions. my grandfather lived in the heart of mining communities in nottinghamshire, where he worked as a surgeon. he decided to use his skills to help miners get back to work. and this is berry hill hall, a country home that, in 1939, my grandfather transformed into the first rehabilitation centre for injured miners. it was pioneering, the work that he led here and, by the end of world war ii, there were six more centres just like this one that had opened up in mining communities across the north of england. newsreel: then a plaster case is applied to prevent any movement. and here he is, filmed during the war for a government video to highlight his work. he focused on building up muscle strength after injury, with up to three hours a day in a specially built gym and occupational therapy. 95% of his patients went back down the mines. berry hill hall is very, very important. it had that crucial kind of role in providing that reha