Commissioner v. Groetzinger (US Supreme Court)
COMMISSIONER OF INTERNAL REVENUE, Petitioner v. ROBERT P. GROETZINGER. Supreme [...]
Commissioner v. Glenshaw Glass Co (US Supreme Court)
COMMISSIONER OF INTERNAL REVENUE, Petitioner, v. GLENSHAW GLASS COMPANY and [...]
Welch v. Helvering (US Supreme Court)
WELCH v. HELVERING, Commissioner of Internal Revenue. Supreme Court of [...]