Here's another good article about Paul Clayton to add to the rest. And it opens with a beautiful quote by Bob Dylan which I'd never seen before, an iconic statement which transcends its subject:

[Folk music] goes deeper than just myself singing it, it goes into legends and bibles, it goes into curses and myths, it goes into plagues, it goes into all kinds of weird things that I don't even know about, can't pretend to know about.

http://www.southcoasttoday.com/apps/pbcs.dll/article?AID=%2F20140105%2FNEWS%2F40