SAYERS, Dorothy L., et al. Papers Relating to the Family of Wimsey; edited by Matthew Wimsey. London: Privately Printed for the Family, Humphrey Milford, n.d. . 8o. Frontispiece portrait of "Thomas, 10th Duke of Denver". Family tree at end. Original printed blue wrappers (edges uncut, but somewhat brittle and sunned, spine a little worn), cloth folding case. FIRST EDITION, one of approximately 500 copies produced as holiday gifts. PRESENTATION COPY, signed by Sayers on the front free endpaper and additionally inscribed and signed by a co-author, Helen Simpson: "A joint production by your humble servant Helen Simpson." Gilbert A23.