today i got an e-mail with a link to you tube
and an interview with jimmy martin by james reames.
http://www.youtube.com/profile?user=ReamsAndBarnstormers
http://www.youtube.com/watch?v=3FhNoK-G43s
that led to this link...with some early video
from a 1965 bluegrass fest in fincastly virginia
http://www.youtube.com/watch?v=kSHzgaCqM-o&mode=related&search=
they are having their 41st fest this september.
http://www.fincastle-bluegrass-festival.com/

what have you found online?