Caillebotte, Gustave (1848-1894) Périssoires (Canoes) 1878 Oil on canvas, 155.5 x 108.5 cm Musée des Beaux-Arts, Rennes The training of Caillebotte, a student of Bonnat, seemed so short to the critic Émile Porcheron that he accused him of “tortizing perspective”. But…