1968. Seventh Printing. 92 pages. Paperback book with pictorial cover. Black and white illustrations throughout. Pages are moderately tanned. Mild cracking to gutters, however binding remains firm. Previous owner's inscription to reverse of front cover. Small folds to some pages. Paper cover has mild edge wear with mild corner curling. Mild tanning to front cover. Notable creasing to covers. Mild scratching and marking to covers.