The book “Tunogtugan: Twenty Essays on Musical and Sonic Traditions” by National Artist for Music Ramon Pagayon Santos will be launched today, September 22, 2:30 p.m., at the Atencio-Libunao Hall, UP Diliman (UPD).

This is presented by the UPD Office of the Chancellor, the UPD Center for Ethnomusicology, and the UPD College of Music.