Magma Copper Company

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1981-07-21T12:00:00
81071841.PDF
SECRETARY OF LABOR, MINE SAFETY AND HEALTH ADMINISTRATION (MSHA), Petitioner

v.

MAGMA COPPER COMPANY, Respondent
  • WEST 80-14-M
  • WEST 80-468-M
  • WEST 81-50-M

Mine Name:

Superior