Hardcover. Condizione: Very Good+. Condizione sovraccoperta: Good+. First Edition. (1974) 608 pp. Original light gray and dark gray cloth covers w/ modest rubbing to corners and spine ends. Two "US Bicentennial 13 cents" stamps, and a post office stamp, at top margin of front endpaper. DJ lightly soiled w/ several closed tears and small chips to edges. Illust. w/ b/w photos. Contents nice.