You searched for: Issue Dates June 1940 Remove constraint Issue Dates: June 1940 Collections Foods, 1940-1966 Remove constraint Collections: Foods, 1940-1966 Defendants Cudahy Packing Co. Remove constraint Defendants: Cudahy Packing Co. Titles 13256. Adulteration of butter. U. S. v. 20 Cases, etc. Remove constraint Titles: 13256. Adulteration of butter. U. S. v. 20 Cases, etc.