Dist of Columbia July 1964 casesSmither Company v. Calvin-Humphrey Corp.National Distillers & Chemical Corp. v. LaddHot Shoppes, Inc. v. ClouserDistrict of Columbia v. Lot 813 in Square 568Rayson v. LaddHenderson v. LaddMarcelius v. LaddMassachusetts Institute of Technology v. LaddBethlehem Steel Co., Inc. v. Lykes Bros. Steamship Co., Inc.Maryland Casualty Company v. American General Insurance Co.United States Borax & Chemical Corp. v. LaddSohm v. DillonBelsinger Signs, Inc. v. Int'l. Bro. of Elec. Wkrs.Tel-Ads, Inc. v. Trans-Lux Playhouse, Inc.