When Paul Gauguin's work was rejected from the 1889 Exposition Universelle in Paris, he was insulted. So he contacted Volpini, the owner of Cafe des Arts next to the Exposition grounds and organized a group exhibition there, a seminal point in Gauguin's career. The Cleveland Museum of Art is now showing "Paul Gauguin: Paris, 1889," a landmark exhibit about that exhibit, complete with 100 works by Gauguin and his contemporaries shown against cafe tables and wallpaper...