VGC plus.Patrick Stephens,1985.First UK edition-first impression.Large format green hardback(gilt lettering to the spine,small nicks and light shelf wear on the edges of the cover) with Dj(two small nicks and crease on the edges of the Dj cover),both in VGC plus.Illustrated with many b/w photos,drawings,tables.Nice and clean pages with two small ink marks on the outer edges,a couple of small creases on the edges of the pages., light shelf wear on the Dj cover.192pp including Appendices I to III,index.Price clipped.Heavy book.