VGC plus.BCA by arrangement with Ian Allan,1982.BCA edition.Large format black hardback(gilt lettering to the spine) with Dj(small tear,a couple of nicks and crease on the edges of the Dj cover),both in VGC plus.Illustrated with many b/w photos,drawings,maps,diagrams.Nice and clean pages as new with a small pencil mark impression and light shelf wear inside the first blank page of the book,light shelf wear on the Dj cover.128pp.Heavy book.BCA edition.