The Helen Mining Company

March 21, 1980
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Order

SECRETARY OF LABOR MINE SAFETY AND HEALTH ADMINISTRATION (MSHA)

v.

THE HELEN MINING COMPANY
Docket No.PITT 79-11-P
KENTLAND-ELKHORN COAL CORPORATION

v.

SECRETARY OF LABOR, MINE SAFETY AND HEALTH ADMINISTRATION (MSHA) and UNITED MINE WORKERS OF AMERICA
Docket No.PIKE 78-399
SECRETARY OF LABOR MINE SAFETY AND HEALTH ADMINISTRATION (MSHA) on behalf of ARNOLD J. SPARKS, JR.,

v.

ALLIED CHEMICAL CORPORATION
Docket No.WEVA 79-148-D