
    Acme International X-Ray Company, appellant, v. Maryland Casualty Company, appellee.
    Gen. No. 32,129.
    Opinion filed April 3, 1928.
    William R. T. Ewen, for appellant. Wilson, Mellvaine, Hale & Templeton, for appellee; J. F. Dammann, Jr., and Louis S. Hardin, of counsel.
   Mr. Justice Gridley

delivered the opinion of the court.  