Helvetia Coal Company

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1979-03-14T12:00:00
79030103.pdf
SECRETARY OF LABOR, MINE SAFETY AND HEALTH ADMINISTRATION MSHA, PETITIONER

v.

HELVETIA COAL COMPANY, RESPONDENT
  • PITT 79-12-P

Mine Name:

Lucerne No. 6 Mine
SECRETARY OF LABOR, MINE SAFETY AND HEALTH ADMINISTRATION MSHA, PETITIONER
KEYSTONE COAL MINING CORP., RESPONDENT
  • PITT 79-5-P

Mine Name:

Margaret No. 11 Mine