TY - RPRT TI - The Tiptop coal-mine fire, Kentucky: Preliminary investigation of the measurement of mercury and other hazardous gases from coal-fire gas vents AU - James C. Hower AU - Kevin R. Henke AU - Jennifer M.K. O’Keefe AU - Mark A. Engle AU - Donald R. Blake AU - Glenn B. Stracher PY - 2009 DO - 10.1016/j.coal.2009.08.005 UR - https://pubs.usgs.gov/publication/70193898 ID - 70193898 ER -