Jeffrey Yong guitar of gorgeous, different natural wood. RESEARCH #DdO:) - https://www.pinterest.com/DianaDeeOsborne/instruments-for-joy/ - INSTRUMENTS FOR JOY. Yong is a Luthier from Malaysiz, best known for use of local Malaysian wood, such as monkeypod, rengas, & blackwood. Made his first guitar in 1985 from a DIY kit and since then has had insatiable desire to design beauties like this. Highly recognized in the field for his boldness & unique accomplishments.