“Chemin de Pontoise, Auvers-sur-Oise depicts a sunny day in Pontoise, a bustling market town about twenty-five miles northwest of Paris where Pissarro lived in 1866-1868 and again from 1872-1882. The canvas was painted in 1876, at the apex of Pissarro’s career as an Impressionist landscape painter. Christopher Lloyd and Anne Distel have described Pissarro’s work…