
    435 A.2d 917
    Fox, Appellant v. Kittaning Coal Co., et al.
    Petition for Allowance of Appeal Denied Dec. 29, 1981.
    Argued January 12,1981.
    C. John Tillman, for appellant;
    Frederick J. Francis, for appellees.
    Before SPAETH, SHERTZ and MONTGOMERY, JJ.
   The orders of the lower court are hereby affirmed.  