
    No. 91-1324.
    No. 91-1561.
    No. 91-1681.
    Consol Pennsylvania Coal Co. et al. v. Hughes et al.; Hughes et al. v. Consol Pennsylvania Coal Co. et al.; and Pollock et al. v. Hughes et al.
   C. A. 3d Cir. Certiorari denied. Reported below: 945 F. 2d 594.  