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• Rocker Trays That Clean the Coal and Grade It by Size at the Virginia-Pocahontas Coal Company Mine #4 near Richlands, Virginia the V-P Company Processes Metallurgical Coal Which Is Used in Making Steel 04/1974

  • Uploaded by: U.S. National Archives
  • License: No known copyright restrictions
  • 0 comments
  • 2 favorites
  • 9,360 views
  • Date taken: 1974
  • Date uploaded: 2009-09-10
  • Tags: usnationalarchives, environmentalprotectionagency, documerica, nara:arcid=556388
  • Visibility: public