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• View South Across Keystone Canyon, a Narrow Two-Mile Defile to Be Skirted by the Pipeline...08/1974

  • Uploaded by: U.S. National Archives
  • License: No known copyright restrictions
  • 0 comments
  • 10 favorites
  • 6,653 views
  • Date taken: 1973
  • Date uploaded: 2009-10-01
  • Tags: usnationalarchives, environmentalprotectionagency, documerica, nara:arcid=555676
  • Visibility: public