This project aims to document the lives of the brothers Fleifel who contributed a great deal to the Arab musical heritage in their composition of patriotic, military, educational, social, religious songs and operettas for various Arab countries. Not much light has been shed on their musical work. The project aims to publish a book that fills some of this gap by documenting their lives and musical works as well as producing a four-volume disc set (CDs) including a selection of their compositions