1971. Second Revised Edition. 539 pages. No dust jacket. This is an ex-Library book. Green cloth. Ex-Library copy, with expected inserts and inscriptions. Minor tanning to pages and text block edges; lighter to pastedowns and free endpapers. Light cracking to gutters but binding remains firm, though rear hinge is moderately cracked causing boards to be loose. Boards have minor corner bumping and edgewear with mild tanning and scuffing overall. Spine has heavier tanning with soft crushing to ends. Lettering is visibly darkened and faded.