This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Keywords from Image Description:
Tailing piles at Colorado Smelting and Refining Co. Mountain View operation. NARA . Scope and content From Hugh Magone Colorado Smelting and Refining Co et al Magone sued for damaged because the piles of tailings from the ore concentrator and smelter operated by Anaconda poluted the waters of the Deer Lodge River and his farm in