SIGNED without inscription by the author to the verso of the title page. Stated first edtion with number line to one. Very gently read and unclipped. Interior is clean and unmarked except. Bright orange metallic titles to spine. Corners are sharp and square. Very small remainder mark to the bottom edge. Boards have a bit of soiling. Unclipped dustjacket is lightly bumped and rubbed to extremities with a light across the top edge. Now protected archival brodart jacket. Featuring Arthur Conan Doyle reuniting ten years later with Jack Sparks from the “List of 7”, and the inspiration for the now famous Sherlock Holmes character, to crack another case.