
    438 A.2d 634
    Steele et ux. v. R. D. Baughman Coal, Co., Appellant.
    Argued November 11, 1980.
    Stuart J. Horner, Jr., for appellant; R. Thomas Strayer, for appellees.
    Before HESTER, BROSKY and VAN der VOORT, JJ.
   Judgment affirmed.  