Twenty-First Edition. 224 pages. No dust jacket. Pictorial paper covered boards with orange cloth to spine. Shaky binding due to heavily cracked front hinge, but all pages remain attached. Contains colour illustrated frontispiece, with other plates throughout. Black and white photographs throughout also. Pages are mildly tanned, but text and images remain clear. Plates are bright. Boards have heavy shelf-wear, with visible corner bumping and noticeable scuffing to edges, with loss to paper also. Heavy rubbing and scuffing to boards, with a few visible marks also. Spine is moderately bleach spotted, with minimal crushing to ends. Prominent forward lean.