Relevant Literature

New York Times Pete Seeger Article: http://www.nytimes.com/2014/01/29/arts/music/pete-seeger-songwriter-and-champion-of-folk-music-dies-at-94.html?hp&_r=0

The Atlantic "The Hole in Our Collective Memory: How Copyright Made Mid-Century Books Vanish": http://www.theatlantic.com/technology/archive/2013/07/the-hole-in-our-collective-memory-how-copyright-made-mid-century-books-vanish/278209/

Paul J. Heald "How Copyright Makes Books and Music Disappear (and How Secondary Liability Rules Help Resurrect Old Songs)": http://papers.ssrn.com/sol3/papers.cfm?abstract_id=2290181

Peter C. Dicola "Money from Music: Survey Evidence on Musicians' Revenue and Lessons About Copyright Incentives": http://papers.ssrn.com/sol3/papers.cfm?abstract_id=2199058&rec=1&srcabs=2290181&alg=1&pos=1

Paul J. Heald and Christopher J. Buccafusco "Do Bad Things Happen When Works Enter the Public Domain?: Empirical Tests of Copyright Term Extension": http://papers.ssrn.com/sol3/papers.cfm?abstract_id=2130008&rec=1&srcabs=2199058&alg=1&pos=3

Moses Asch & Folkways http://www.oldtimeherald.org/archive/back_issues/volume-6/6-1/asch-folkways.html

Publishing the Revolutionary Future: http://www.nybooks.com/articles/archives/2010/mar/11/publishing-the-revolutionary-future/#fnr3