Scope and Contents The materials in the Stephenson County Pure Milk Association collection document the entire existence, 1928-1957, of a dairy cooperative based in Freeport, Illinois. Included in the collection are articles of incorporation, by-laws, minutes, 1931-1953; correspondence, 1944-1958. There are also legal contracts and membership agreements which span almost all the cooperative’s lifetime as a separate entity. Business records, ledgers, annual reports, production records, marketing agreements...