
    358 A.2d 423
    Kourkene, Appellant, v. Dravo Corporation.
    Argued April 19, 1976.
    Kenneth W. Behrend, with him Anthony A. Seethaler, Jr., for appellant; Vincent J. Grogan, with him Frank R. Fleming, III, for appellee.
   Order affirmed.

SPAETH, J., absent.  