This ranch in the Powder River Basin is threatened by plans for massive strip-mining operations, 06/1973

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Photo credit: © PF-(usna) / Alamy / Afripics
License: Licensed
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Keywords: .., agency, archives, boyd, boydnorton, documerica, environmental, environmentalprotectionagency, historic, history, nara:arcid=549218, national, norton, protection, usa, usnationalarchives