GC plus.Diamond Books,1995.Large format pictorial hardback(small marks and nicks on the spine and back cover) in GC plus, no Dj cover as issued.Illustrated with many b/w drawings,diagrams.Nice and clean pages with a mark and tainted on the outer edges,a couple of stain marks,marks and creases on the edges of the pages,small marks inside the front and back cover,small pencil marks impressions on the edges of the pages.The book is in GC with some shelf wear.275pp including index.Heavy book(approx 1.1 Kg).