Original: 50 Lecons de Solfege Element et Progressives a 2 Voix Cle de Sol Fa Sans Acct. Emile Pierre Ratez. Voice sheet music. AH.AL27554.
Translation: 50 Lessons Solfege and Progressive Element has 2 Voice Cle de Sol Fa No Acct. A Cappella sheet music. For 2 voices, a cappella.