
    417 A.2d 768
    Commonwealth v. Keith, Appellant.
    Submitted March 12, 1979.
    Peter J. Mangan, Assistant Public Defender, for appellant; John A. F. Hall, Assistant District Attorney, for Commonwealth, appellee.
    Before SPAETH, HESTER and MONTGOMERY, JJ.
   The judgment of sentence of the lower court is hereby affirmed.  