Flügel Pedrozo, FredericoCorrêa de Freitas, ThiagoCaderno Brasileiro de Ensino de Física
Key optional: C/D/E/F/G/A/bE/Bass A/Bass B/Bass G/Bass F Manual dig-hole: Every flute is voice- tested by professional person, and the blow hole is manually digged by teacher Yang, the flute sounds more sensitive and easy to playing. (note: flute from others is digged hole by ...