1962. First Edition. 112 pages. No dust jacket. Pictorial paper covered boards. Black and white photographs and diagrams. 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 moderate marking and sunning. Boards are slightly bowed.