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THESE STRIPMINING SPOIL PILES ARE ABOUT YEARS OLD NARA .tif Scope and content General notes Local identifier DA Environmental Protection Agency NARAAuthor Norton Boyd Photographer File THESESTRIPMININGSPOILPILESAREABOUTYEARSOLDNARA tif tif File THESESTRIPMININGSPOILPILESAREABOUTYEARSOLDNARA NARAcooperation PDUSGov NARA