Dial Rock, Red Buttes, Laramie Plains. Andrew J. Russell; American, 1830-1902. Date: 1968-1969. Dimensions: 15.3 x 20.4 cm (image/paper); 23.3 x 30.4 cm (album page). Albumen print, pl. V from the album "Sun Pictures of Rocky Mountain Scenery" (1870)