FLUTE with engravings (carvings) onto keys, & around soundholes. RESEARCH via DdO:) http://www.pinterest.com/DianaDeeOsborne/instruments-for-joy - John Lunn's THE DRYAD'S KISS 2012 won 2013 award. Most professional flautists (flutists) use flutes entirely of silver, which provides warm, rich tone with clean crisp response. One of most expensive materials is platinum. Student flutes usually of Nickel silver- durable & more resistant to denting than silver, yet still producing nice tones.