1970. No edition stated. 313 pages. No dust jacket. Blue boards with light blue cloth spine. Pages have deckled edges. Upper text block edge blue. Pages have slight foxing, tanning and minor thumbing. Colour from the upper edge has stained the upper margins of the pages. Text unaffected. Boards have some moderate edge wear, with slight bumping to corners and minor bumping to spine ends. Book has a moderate forward lean. Boards a little rubbed and marked overall.