 Frank Jewett Mather Jr., the museum's second director, made numerous purchases in the 1940s, including Italian Renaissance drawings, works on paper by Samuel Palmer, and watercolors by John Marin, and Paul Cézanne.In 1945, Professor Clifton R. Hall bequeathed his collection of old master prints and American watercolors, including three masterpieces by Edward Hopper.Hall also established an endowment for the Department of Art and Archaeology specifically for the purchase of works on paper, which has enabled the purchase of an exceptional collection of sixteenth- through eighteenth-century Spanish drawings.