Labels:text | screenshot | font | number | receipt | line OCR: Early Abbasid Caliphs al-Abbas ibn. 'Abd al-Muttalib [uncle of the Prophet] Muhammad (d.743) Obrahim (d.749) Abu-1-Abbas Abu Jafar Al-Saffah (750-754) al-Mansur (754-775) Muhammad al-Mahdi (775-785) Obrahim Muhammad al-Hadi (785-786) Harun al-Rashid (786-809 (817-819) Muhammad Abd Allah Abu Oshaq al-Amin (809-813) al-Mamun (813-833) al-Mutasim (833-842)
