
    Joseph Cardinal, Doing Business as Cardinal Engineering Company, Appellant, v. United States Casualty Company, Respondent.
    Argued May 21, 1951;
    decided June 1, 1951.
    
      
      Thomas A. McDonald, Daniel McNamara, James S. Tobin and Edward C. McDonald for appellant.
    
      Bruce Bromley, Samuel B. Feller, Leo E. Eirsch, Jr., Maurice Rosenberg and Frederick Mellor for respondent.
    
      James B. Donovan and William E. Jordan for National Bureau of Casualty Underwriters and another, amici curios, in support of respondent’s position.
   Judgment affirmed, with costs; no opinion.

Concur: Loughran, Ch. J., Lewis, Conway, Desmond, Dye, Fuld and Froessel, JJ.  