
    M. P. No. 75-86.
    Great Lakes Dredge and Dock Company v. John H. Norberg, Tax Administrator.
    
    
      Lee A. Worrell, for petitioner. Julius C. Michaelson, Attorney General, Gregory L. Benik, Special Asst. Attorney General,.Perry Shatkin, Chief Legal Officer (Taxation), for respondent.
   Petition for writ of certiorari granted.

Joslin, J. not participating.  