Baron Rodolphe d'Erlanger died only a few months after the congress , which revolutionized Arab music across the world .
Al - Darwish and d'Erlanger's pioneering study of Tunisian music was presented at the International Congress of Arabic Music , held in 1932 .
d'Erlanger's d'Erlanger's   died only a few months after the congress , which revolutionized Arab music across the world .
Al - Darwish and d'Erlanger's pioneering study of Tunisian music was presented at the International Congress of Arabic Music , held in 1932 .