U.S. Steel Mining Company, Inc.
1991-09-16T12:00:00
SECRETARY OF LABOR,
MINE SAFETY AND HEALTH
ADMINISTRATION (MSHA),
Petitioner
v.
U.S. STEEL MINING COMPANY,
INC.,
RESPONDENT
AND
UNITED MINE WORKERS OF
AMERICA (UMWA),
INTERVENOR
- WEVA 90-224
Mine Name:
Gary No. 50 Mine