London: Constable & Co. Ltd, 1938.
First edition. , 309pp., plus ads in the rear. 8vo. Inscribed by "Ellery Queen" Publisher's orange cloth. Rubbing at extremitites, else VG Item #321232
Inscribed on the front endpaper: "To Emily Postlewaite - here is the book mentioned in Queen's Quorum -- 'one of the very few which traces teh vocational advancement of a professional policeman.' 'Ellery Queen'"
Price: $750.00 Free International Delivery