ALHAZEN [Abu 'Ali al-Hasan ibn al-Hasan ibn al-Haytham] (965-ca 1040). Opticae thesaurus. Translated from Arabic into Latin, probably by Gerard of Cremona (ca 1114-87). - [Abu 'Abd Allah Muhammad ibn Mu'adh AL-JAYYANI (ca 989/90-after 1079)]. De crepusculis & nubium ascensionibus. Translated from Arabic into Latin by Gerard of Cremona. - WITELO (1230/35-75). Libri X. All texts edited by Friedrich Risner (d. ca 1580). Basel: Eusebius Episcopius and the heirs of Nicolaus Episcopius, August 1572.