Angelo Soliman Haydn as well the Hungarian poet Ferenc Kazinczy. Lodge records indicate that Soliman and Mozart met on several occasions. It is likely that the character Bassa Selim in Mozart's opera "The Abduction from the Seraglio" was based on Soliman. Eventually becoming the Grand Master of that lodge, Soliman helped change its ritual to include scholarly elements. This new Masonic direction rapidly influenced Freemasonic practice throughout Europe. Soliman is still celebrated in Massonic rites as "Father of Pure Masonic Thought", with his name usually transliterated as "Angelus Solimanus". During his lifetime Soliman was regarded as a model of the assimilation and
Persian Letters texts and renewed perspectives. Particularly important were the extensively annotated edition by Paul Vernière and the research of Robert Shackleton on Muslim chronology; also studies by Roger Laufer, Pauline Kra and Roger Mercier, which put new focus on the work’s unity and integrated the seraglio into its overall meaning. Others who have followed have looked into the ramifications of epistolary form, the structure and meaning of the seraglio, Usbek’s contradictions. Beginning about 1970 it is religion (Kra) and especially politics (Ehrard, Goulemot, Benrekassa) which predominate in studies on "Lettres persanes", with a progressive return to the role of the seraglio