A black and white silver gelatin photograph entitled "In 1970 the Peabody Coal Company, America's largest producer of coal, began surface mining operations on Black Mesa, leasing 64 858 acres from the Navajo and Hopi native American tribes, Black Mesa Mine, Kayenta, Arizona, 1988", by Raissa Page. From the Impressions Gallery exhibition 'Working the Surface of the Earth', shown 23 July - 3 September 1988