You searched for: Issue Dates July 1948 Remove constraint Issue Dates: July 1948 Collections Foods, 1940-1966 Remove constraint Collections: Foods, 1940-1966 Defendants Armour & Co. Remove constraint Defendants: Armour & Co. Titles 11568. Adulteration of butter. U. S. v. 69 Cases. Remove constraint Titles: 11568. Adulteration of butter. U. S. v. 69 Cases.