1971- 1986 printings. Twenty-three book collection in "fine" grade, collector's condition, all but one without even a fold on the spine, as you can see on photo. A few of the numbered volumes have neat concordance notes on the contents page. Corners are sharp except for one trimmed corner (back cover.) Three volumes have dealer adhesive price labels. Age-appropriate yellowing of paper. No loose pages noted. Vols. 11, 12  are first printings. Light rubbing on some covers, spines. Selling the entire set only. Will pack securely to ensure condition.