338 U.S. 366 338 U.S. 366 70 S.Ct. 207 94 L.Ed. 171 UNITED STATESv.AETNA CASUALTY & SURETY CO. and three other cases. Nos. 35, 36, 37 and 38. Argued Oct. 19, 20, 1949. Decided Dec. 12, 1949. Mr. Leavenworth Colby, Washington, D.C., for the United states. Mr. William A. Hyman, New York City, for Aetna […]