Photo from the video film Le Chant des Harmoniques, directed by Hugo Zemp, with Tran Quang Hai , 1989 Photo from the video film Le Chant des Harmoniques, directed by Hugo Zemp, with Tran Quang Hai , 1989 Share this:TwitterFacebookLike this:Like Loading... Related Author: tranquanghai1944 Ethnomusicologist, composer and vietnamese traditional musician View all posts by tranquanghai1944