VGC. Addison-Wesley, 1963. First printing of this edition. Grey hardback (a couple of small nicks, mark and scratches on the edges of the cover and spine, gilt lettering to the spine) in VGC, no Dj cover. Nice and clean pages with small ink marks and slightly yellow on the outer edges, previous owner s name written on the edges of the front endpaper. The book is in VGC for its age with light shelf wear. 567pp including index of special symbols, index. Heavy book.