United Mine Workers of America
1979-09-19T12:00:00
UNITED STATES STEEL CORPORATION, APPLICANT
v.
SECRETARY OF LABOR, MINE SAFETY AND HEALTH ADMINISTRATION (MSHA),
RESPONDENT
AND
UNITED MINE WORKERS OF AMERICA, RESPONDENT
- HOPE 79-152
Mine Name:
Gary No. 14-3 Seam Portal