The Battle ***** - Giant excavators at work at the Blue Waters Lignite mine at Bovey Tracey, Devon. Men are working night and day in the Blue Waters mine at Bovey Traeey, Devon to extract lignite, a product which is doing much to alleviate the country's fuel problem. This is the only lignite deposit of any magnitude in the British Isles, and experts say that supplies will not be exhausted for many years to come. Worked by Lignite Products Limited who took it over in 1945, the mine, which had be