One name above all others has become associated with walking in the Lake District: Alfred Wainwright, whose seven-volume Pictorial Guide to the Lakeland Fells, first published in 1955-66, has become the definitive guidebook. Wainwright's meticulously hand-drawn maps, diagrams and drawings take walkers up the 214 principal hills and mountains of the Lake District, describing the main routes of ascent from different starting points,...