Charles E. Burchfield (1893-1967), Hill Country at Twilight (Appalachian Evening), 1939-47; watercolor on paper, 36 x 26 inches; Burchfield Penney Art Center, Given in honor of Walter J. Tuohy, President of the Chesapeake & Ohio Railroad, 1948 - 1966, and his wife, Mary, by their daughter, Mary Ann, 1991