Near fine condition. Sphere, 2017. First UK edition-first printing (1 3 5 7 9 10 8 6 4 2). Purple hardback (gilt lettering to the spine, small nick and scratch on the edges of the cover) with Dj (very small tear on the edges of the back Dj cover, small nicks and creases on the edges of the Dj cover), both in near fine condition. Nice and clean pages as new with light shelf wear on the outer edges, light shelf wear on the Dj cover. 421pp including Historical note, bibliography. Price clipped. Heavy book. First edition.