There were Iron Mines of various sizes throughout Cornwall, the book describes the history of 70 workings, including the Reformed Mine Visited by Queen Victoria and Prince Albert in 1846 to small operations such as Wheal Edith where Iron was worked alongside China Clay. Toy had site of the WW2 study carriedout in the UK by a Governemkent Geolgist, which provides further glmpses of the UK industry in the 1940's and has used some of this information. As ever anything from Tony is gauranteed to be of excellent quality and thorough research and this volume is no exception. With volume full of maps, plans and photos colour and black and white