Porter Royalty Pool v. Commissioner of Internal Rev. ( 1948 )
Helvering v. Coleman-Gilbert Associates ( 1935 )
Second Carey Trust v. Helvering ( 1942 )
National Investors Corporation v. Hoey ( 1944 )
Main-Hammond Land Trust v. Commissioner of Internal Revenue ( 1952 )
Paymer v. Commissioner of Internal Revenue ( 1945 )
Moline Properties, Inc. v. Commissioner ( 1943 )