John Cruz: The Notable Luthier Creating Unique Custom Guitar Body Shapes – FuelRocks
Custom Electric Bass Guitar by luthier Colin Warling, Solid Mahogany, Lollar PU | eBay
Crimson Guitars - Bespoke Guitars, Luthiers Tools & Training
Custom Electric Bass Guitar by Luthier, Colin Warling. Mahogany, Ebony 4-string | eBay
Luthier Spotlight: Kevin Butler, Rockhewer Custom Guitars - Bass Musician Magazine, The Face of Bass
Guitar Heroes: San Antonio's Custom Instrument Builders Produce One-of-Kind Axes That Can Sell for Thousands — or Just Scratch a Creative Itch | Arts Stories & Interviews | San Antonio | San