DPL415484 Black Hawk, flooding, c.1895 (b/w photo) by American Photographer, (19th century); Denver Public Library, Western History Collection; (add.info.: view south on Main Street, Blackhawk, Colorado; flat railroad cars and specially-built track to load out debris washed through town by flooding; result of soil erosion from extensive lumber harvesting;); 穢 Denver Public Library ; American, out of copyright.