1965. Revised Editon. 537 pages. No dust jacket. Blue cloth boards with gilt lettering to spine. Pages and binding are presentable with no major defects. Minor issues present such as inscriptions, mild crinkling and light tanning. Boards have mild edge wear with light rubbing and crushing. Some light marking and tanning. Gilt lettering is bright and clear. There is bumping to corners. Book has a slight forward lean.