Dist of Columbia March 1951 casesUnited States v. Brotherhood of R.R. TrainmenMayhew v. KrugHowser v. PearsonSwitzer v. MarzallSwitzer v. MarzallWashington Loan Trust Co. v. LyonLandell v. Northern Pac. Ry. Co.In re Scott's EstateHook Ackerman, Inc. v. HirshMaddox v. WrightSnodgrass v. Cohen