Court of Appeals for the Seventh Circuit July 1931 casesMarietta Mfg. Co. v. Federal Trade CommissionPeterson v. Borden Co.Ewbank v. United StatesNational Pressure Cooker Co. v. StroeterEx Parte O'LearyCommissioner v. Stephens-Adamson Mfg. Co.Gresham v. LeslieSiekert Baum Stat. v. Stationers Loose LeafCollenger v. United StatesHarvey v. American Coal Co.Jenkins-Kreer v. Commr. of Internal RevenueO'Brien v. United StatesFlynn v. United StatesO'Brien v. United States