Haines v. Kerner , 92 S. Ct. 594 ( 1972 )
Leroy H. Nyhus v. Commissioner of Internal Revenue , 594 F.2d 1213 ( 1979 )
Dana W. Brown v. Commissioner of Internal Revenue , 446 F.2d 926 ( 1971 )
W. Lawrence Oliver and Hazel P. Oliver v. Commissioner of Internal Revenue , 553 F.2d 560 ( 1977 )
Welch v. Helvering , 54 S. Ct. 8 ( 1933 )