El Palacio  -  Ancient Sound: the Whistling Vessels of Peru The Hummingbird Clue JASA  -  Peruvian Whistling Bottles The Breath On Which It Floats The Journal of Transpersonal Psychology - Double-chambered Whistling Bottles Conference of the Acoustical Society of America - 1976 Other authors: N.Y.Times  -  Complex Whistles in Inca and Maya Life Other: Selected Bibliography Webmaster:  Daniel K. Statnekov Installed:  Nov. 15, 1996 Last modified:  July 20, 2003