Playing around Blender Nodes.
It’s difficult to create a realistic material/shader:spin:
Todo: A human hand, playing the guitar, wearing a ring
also updates at: http://sdil.tumblr.com
One of these materials should make that guitar look amazing
http://www.freewebs.com/blendermats/
You have a great start with the geometry and lighting.
where can i find a free human hand texture?
please
I’ve done the booleon modifier on the guitar body and, i got this result:
how to avoid the problem? :spin:
modell the f holes! there is no other way 
take a look at my wip thread:
http://blenderartists.org/forum/showthread.php?t=167738
guitar body remodeled, with f holes:
next: sculpting a high-poly human hand