This opinion cites 11 cases:

Great Western Power Co. v. Commissioner of Internal Revenue ( 1936 )


Atlantic City Electric Company v. United States ( 1958 )


Roberts & Porter, Inc. v. Commissioner of Internal Revenue ( 1962 )


Sam P. Wallingford G. Corp. v. Commissioner of Int. Rev. ( 1934 )


Baltimore Steam Packet Company v. United States ( 1960 )


Idaho Power Company v. United States ( 1958 )


Hellmich v. Hellman ( 1928 )


Helvering v. California Oregon Power Co. ( 1935 )


Welch v. Helvering ( 1933 )


Central & South West Corporation v. Brown ( 1965 )


Kentucky Utilities Company v. Glenn ( 1965 )