A satirical detective story in which Mark Twain engages with the conventions associated with Sherlock Holmes, as popularised by Arthur Conan Doyle.In A Double Barreled Detective Story, Twain adapts the familiar elements of late nineteenth-century detective fiction into a work of humour and exaggeration. The narrative begins in the American West before introducing a figure whose methods echo those of Holmes, though rendered through Twain's characteristic irony and narrative play. The result is not imitation but inversion, using the structure of the detective story to expose its assumptions and excesses.Written in 1902, the work reflects Twain's later style, in which satire is directed as much at literary convention as at social behaviour. The story occupies an unusual position within his body of work, combining frontier narrative with parody of the increasingly popular detective form. It remains of interest both as a comic experiment and as a contemporary response to one of the most recognisable figures in fiction.