"Idle Hours" (about 1894) by William Merritt Chase (1849–1916) anchors the ACMAA holdings of American Impressionist paintings. Chase's student and protégé Julian Onderdonk (1882–1922) is represented by a Texas scene, "A Cloudy Day, Bluebonnets near San Antonio, Texas" (1918). "Flags on the Waldorf" (1916) is a signature New York work by Childe Hassam (1859–1935). Other well-known American Impressionist painters who have pieces in the collection are Mary Cassatt (1844–1926), Willard Metcalf (1858–1925), and Dennis Miller Bunker (1861–1890; see picture gallery below).