
    435 A.2d 932
    Hower, et al., etc., Appellants v. Moyer.
    Petition for Allowance of Appeal Denied Nov. 30, 1981.
    Argued December 1, 1980.
    Edward F. Silva, for appellants;
    John B. Lieberman, III, for appellee.
    Before HESTER, CAVANAUGH and VAN der VOORT, JJ.
   Order affirmed.  