Abraham Hepler - http://www.youtube.com/watch?v=Qy5Z_-e9qJ8

Patrick Woods - http://www.pwguitar.com

Kevin Sowers - http://www.youtube.com/donohueguitars#p/a/u/1/5f4Y2Q1hgM4

RC Tonewoods - http://www.rctonewoods.rcefaluguitars.com

Official Luthiers Forum - http://www.luthiersforum.com

Musical Instrument Makers Forum - http://www.mimf.com

Acoustic Guitar Forum - http://www.acousticguitarforum.com

Unofficial Martin Guitar Forum - http://theunofficialmartinguitarforum.yuku.com