U.S. Supreme Court May 1915 casesSeaboard Air Line v. TilghmanParker v. McLainHealy v. Sea Gull Specialty Co.Coe v. Armour Fertilizer WorksBooth v. IndianaGeorgia v. Tennessee Copper Co.Erie Railroad v. SolomonCollins v. JohnstonBooth-Kelly Co. v. United StatesChicago N.W. Ry. v. GrayUnited States v. Chi., Burl. Q.R.RUnited States v. Erie R.RSpokane Inland R.R. v. WhitleyPenna. R.R. v. Keystone ElevatorEllis v. Int. Com. CommCumberland Glass Co. v. De Witt