Ace Books: NY, (1965). Paperback. Very Good. Item #21-9136
7 x 4", pict wraps (cover by John Schoenherr), 541pp + two-page map + Cartographic Notes, covers a bit rubbed, extremities worn and chipping, front cover with small tear at foredge, upper fore-corner of front cover creased, spine creased, pp toned (as usual). Early printing with "17261" and $1.25 price.