books.google.comhttp://books.google.com/books/about/Copyright_its_history_and_its_law.html?id=n8A9AAAAIAAJ&utm_source=gb-gplus-shareCopyright, its history and its law
Copyright, its history and its law: being a summary of the principles and practice of copyright with special reference to the American code of 1909 and the British act of 1911