N. Y.: House of Books, Ltd. 1968. First edition. One of 26 lettered copies signed by Duncan (out of a total edition of 326). Bertholf A26b. With a presentation inscription by the publisher, Margie Cohn, on the colophon-page: "for Nina and Bill Matheson / with my very best wishes / Margie Cohn / January 6, 1969. Small 8vo, original cloth, publisher's glassine dust jacket. Very fine copy. Issued as Number Sixteen in the Crown Octavos series.