For further research, explore the or delve into scholarly works like Lead Belly: The Blues and Black Culture by W. K. Mills.
Labels such as Document Records have spent decades cleaning up and releasing the "Complete Library of Congress Recordings" in high-quality digital formats.
Founded by Alan Lomax, this site hosts massive amounts of session data and audio previews.
Lomax was so stunned by Lead Belly’s power—his roaring voice, his intricate picking, his repertoire of hundreds of songs—that he successfully petitioned for the singer’s parole, making Lead Belly the first artist ever released from prison specifically to be recorded for the Library of Congress.