
    No. 78-918.
    No. 78-919.
    Republic Steel Corp. v. Occupational Safety and Health Administration et al.; and American Iron & Steel Institute et al. v. Occupational Safety and Health Administration et al.
   C. A. 3d Cir. Motion of American Petroleum Institute et al. for leave to file a brief as amici curiae in No. 78-919 granted. Certiorari granted, cases consolidated, and a total of one hour allotted for oral argument. Reported below: 577 F. 2d 825.  