Lead Belly
The Gallis Pole





Best of All-time Lists, Best of Decade Lists, etc.
1,001 Songs You Must Hear Before You Die, and 10,001 You Must Download (2015 Update) 1-1001
Steve Sullivan (USA) - Encyclopedia of Great Popular Song Recordings Volumes 1-4 (2013, 2017) 1001-2750
Mark Ellingham (USA) - The Rough Guide Book of Playlists: 5,000 Songs You Must Download (2007) No Order