1955. Revised Edition. 171 pages. No dust jacket. Blue cloth with gilt lettering to front & spine. Pages and binding are presentable with no major defects. Minor issues present such as mild cracking, inscriptions, inserts, light foxing, tanning and thumb marking. Overall a good condition item. Boards have mild shelf wear with light rubbing and corner bumping. Some light marking and sunning. Severe sunning to spine and edges with crushing to spine ends.