Hillard Bentgen, Grant Macklin, Russell Heeman
1982-10-26T12:00:00
SECRETARY OF LABOR,
MINE SAFETY AND HEALTH ADMINISTRATION (MSHA),
PETITIONER
v.
HILLARD BENTGEN, GRANT MACKLIN, RUSSELL HEEMAN,
RESPONDENTS
- LAKE 82-27-M
- LAKE 82-28-M
- LAKE 82-29-M
Mine Name:
Ottawa Silica Company