Northumberland Bouldering Guide by John Earl
This is the 2008, 2nd edition of the definitive bouldering guide to the crags of Northumberland - from the definitive source, the Northumbrian Mountaineering Club. It features many colour photos; diagrams; maps and topos. It covers 25 crags, including Back Bowden; Bowden Doors; Callerhues; Corby's Crag; Doveholes; Edlingham; Hepburn; Kyloe Crag; Kyloe In; Queens Crag; Raven's Crag; Rothley; Shaftoe; Simonside; and Ravensheugh, plus many minor outcrops.