books.google.com - Chicago radio station WCFL was the first and longest surviving labor radio station in the nation, beginning in 1926 as a listener-supported station owned and operated by the Chicago Federation of Labor and lasting more than fifty years. The station emphasized popular entertainment and labor and public...http://books.google.com/books/about/Wcfl.html?id=wd_PDZkvS8cC&utm_source=gb-gplus-shareWcfl