The Pittsburg & Midway Coal Mining Co-York CNYN Complex
1991-12-26T12:00:00
SECRETARY OF LABOR,
MINE SAFETY AND HEALTH
ADMINISTRATION (MSHA),
Petitioner
v.
THE PITTSBURG & MIDWAY COAL
MINING CO-YORK CNYN
COMPLEX,
RESPONDENT
- CENT 91-106
Mine Name:
York Canyon Underground Mine