London: Fredrick Henning, n.d. [c1890]. First / First. Near fine. An uncommon entry in the canon of detective fiction. No copies located online in commerce or in libraries. A detective story featuring Inspector Dumaresque and a jewel theft. A late-era Penny Dreadful, with the entire story held in the single issue. Dowling was an Irish writer with a couple of dozen books to his name. Although the wrapper is almost entirely split along the spine, but holding well, the item is very well presereved. A line of offsetting to the lower wraps. 16pp. Near Fine. Item #9540