Vintage Balkan Dvojnice Hand Carved Wooden Flute Double Whistle, stamped

"Yugoslavia" on the bottom side (although the "Y" and "u" are worn off). This is an end-blown duct double-flute aerophone with seven holes crafted from a single block of wood, narrow at the blowing end and flaring out over the length of the instrument. It's in great condition.Measures

approximately 13.5 inches long and crescendos from 1.5" to 2" in width.