1973. 10th Printing. 216 pages. Paperback book with pictorial cover. With several black and white illustrations. Slight cracking to binding, first page is loose. Pages and illustrations are lightly tanned throughout. Minor dog-eared corners. Small tears to some page edges, text remains unaffected. Paper cover has mild edgewear with curling to corners. Light tanning to spine and edges with slight split to lower rear joint.