Australian/New Zealand Luthiers Forum

Melvyn Hiscock's books are a good starting point as well.

I've only built one 12 string. Used the 000 plan from Stewmacs and based on advice from the Mimf way back when, increased the thickness of the top by about 20% or so as the top is Western red cedar. I also increased the height of the braces by 20% or so. 13 years later at standard pitch and it's sti...

Looks great. I've had a quart of black lacquer for about 10 years now with plans to do a black top someday. Yours provides more inspiration!