
    No. 831.
    Lowell Trucking Corp. et al. v. Niagara Fire Insurance Co.
    April 22, 1940.
    
      Mr. John F. Havlin for petitioners.
    
      Mr. Albert T. Gould for respondent.
   Petition for writ of certiorari to the Superior Court in and for the County of Essex, Massachusetts, denied.  