Hassett v. Welch , 58 S. Ct. 559 ( 1938 )
Duke Energy Natural Gas Corp. v. Commissioner , 172 F.3d 1255 ( 1999 )
Saginaw Bay Pipeline Company, Cms Saginaw Bay Company, Saginaw Bay Lateral Company, and Cms Saginaw Bay Lateral Company v. United States , 338 F.3d 600 ( 2003 )
Black Hills Corporation, Doing Business as Black Hills Power and Light Company and Subsidiaries v. Commissioner of Internal Revenue , 73 F.3d 799 ( 1996 )