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2013
3/7/2013
Remarks of Joseph A. Main, Assistant Secretary of Labor for Mine Safety and Health, 40th Annual West Virginia Mining Symposium, West Virginia Coal Association, Charleston, W Va, March 7, 2013
3/19/2013
Remarks of Joseph A. Main, Assistant Secretary of Labor for Mine Safety and Health, 2013 Annual Convention of the National Stone, Sand & Gravel Association, San Antonio, TX, March 19, 2013

 

  • MSHA Speech Archives