1963. 4th edition. 175 pages. No dust jacket. Blue leather with white and black lettering. Printed in both Chinese and English. 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 tanning. Book has a forward lean.