Thomas Moran (1837-1926). "Great Blue Spring of the Lower Geyser Basin, Firehole River, Yellowstone," 1872. Watercolor on paper, 18.75 x 26 inches. Purchased with funds from the William E. Weiss Fund, Mrs. J. Maxwell Moran, Wiley Buchanan III, Nancy-Carroll Draper, Nancy and Nick Petry, Steve and Sue Ellen Klein, William C. Foxley, John F. Eulich, Mary Lou and Willis McDonald IV, and D. Harold Byrd, Jr. 24.91