
    John Griffiths & Son Company, appellee, v. Fred Mann and Gustav Mann, appellants.
    Gen. No. 33,277.
    Opinion filed December 31, 1929.
    Rehearing denied January 10, 1930.
    
      Pines, Morse & Stein, for appellants; Clarence T. Morse, of counsel. Campbell & Fischer, for appellee; Carlton L. Fiseher and Raymond P. Fischer, of counsel.
   Mr. Justice Scanlan

delivered the opinion of the court.  