Lawrence bekannt, mit dem er über das "Handbook for Arabia", das zum Modell für sein "Annuaire du Monde Musulman" (Jahrbuch der islamischen Welt) wurde, sprach. ###>At the Sykes-Picot Mission he became acquainted with T. E. Lawrence, with whom he had several friendly interviews among others on the "Handbook for Arabia", which served as an example for his own "Annuaire du Monde Musulman".