1955. 68th edition. 914 pages. No dust jacket. Blue cloth with silver titles to spine. Separately paginated index and glossary to rear, pp61. Upper text block edge red. Pages have slight foxing, tanning and minor thumbing. Foxing more noticeable towards the start and end of the book. A few dog-eared corners. Liquid droplet marks to upper text block edge. Boards have some moderate edge wear, with slight bumping to corners and minor bumping to spine ends. Spine is noticeably sunned. Slightly dusty and faded overall. Sticker traces to front. Silver titles are bright. Front board slightly bowed.