Peter Kauffman Tertis Viola Transparent, warm sound with antique dark brown varnish. Good response, made of nicely flamed maple, and seasoned spruce top. The maker combines distinctive workmanship and quality material to produce truly fine instruments for the dedicated student or serious amateur. Setup: D’Addario Helicore Strings, Aubert “Luxe” bridge, or Despiau “2 tree” bridge. Ebony fingerboard, Ebony/Boxwood pegs, Ebony/Boxwood Chinrest and Tailpiece.