652 mm Scale, 52 mm Nut. Fine to medium Spruce Soundboard and Brazilian Rosewood back and sides. French Polish. Separate kerfing pieces attaching the top to the sides and a single liner attaching the back to the sides. Herman Hauser copy 9 fan braces and Fleta brace. The soundboard is from his father's (Guerriero Spataffi) fabrication in 1987.