New York: Oxford University Press, 1985. First Printing. Hardcover. Octavo 6.25 x 9.5 in., pp. xii + 1 (poem) +  + 684. Green paper boards with dark green cloth spine. Gilt title to spine. Small stains (now faded) to fore-edge. Light rubbing and 1/2 inch crease to upper front corner of dustjacket. Age-toning to dustjacket flaps. Protected in mylar. Very Good / Very Good. Item #85631
Includes an Appendix of charts with detailed bibliographic notes, and an extensive "Bibliography of Manuscript Sources.":.