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• "Caterpillars" work in dust and soot hauling logs to landing area where they will be loaded onto trucks. Face mask filters ash and soot-filled air so driver can breathe, September 1973

  • Uploaded by: U.S. National Archives
  • License: No known copyright restrictions
  • 0 comments
  • 9 favorites
  • 12,836 views
  • Date taken: 1973-09
  • Date uploaded: 2012-05-07
  • Tags: nara:arcid=553623, usnationalarchives, environmentalprotectionagency, documerica
  • Visibility: public