U.S. Steel Mining Company, Inc.
1984-05-22T12:00:00
SECRETARY OF LABOR, MINE SAFETY AND HEALTH
ADMINISTRATION (MSHA), PETITIONER
v.
U.S. STEEL MINING COMPANY,
INC., RESPONDENT
- PENN 83-151
- PENN 83-166
- PENN 83-167
Mine Name:
Maple Creek No. 1 Mine