Sherlock Holmes primarily relies on abduction: inferring an explanation for observed details. "From a drop of water", he writes, "a logician could infer the possibility of an Atlantic or a Niagara without having seen or heard of one or the other". In "A Scandal in Bohemia", Holmes infers that Watson had got wet lately and had "a most clumsy and careless servant girl". When Watson asks how Holmes knows this, the detective answers: In the first Holmes story, "A Study in Scarlet", Dr. Watson compares Holmes to C. Auguste Dupin, Edgar Allan Poe's fictional detective, who employed a similar methodology. Alluding to
Jacques Dupin which represented Joan Miró, a close friend. The gallery also represented Marc Chagall, Alberto Giacometti, Francis Bacon and Wassily Kandinsky. Giacometti and Bacon both painted his portrait. Dupin wrote Miró's biography, numerous monographs on the artist's work, and was empowered by Miró's family to be the sole authenticating authority of the artist's work; a role that made him much sought after by collectors. In 1987, Dupin was the curator of a retrospective of Miró's work at the Solomon R. Guggenheim Museum, the first such retrospective in New York since 1959. Jacques Dupin Jacques Dupin (4 March 1927, Privas, Ardèche –