FSTC Chairman at Uniday, Germany
Figure 1: Taqī al-Dīn's observational clock is shown in the right hand side middle of this famous picture of Istanbul observatiry. Source: Istanbul University Library, MS F1404, folio 57a.
Figure 1a: Armillary sphere (dhât al-halaq) of Taqî al-Dîn. Source: Istanbul Topkapi Library, Hazine 452, f. 89 .
Title page of the manuscript BH MED 323: The Colliget of Ibn Rushd and the Thezier AbynZoar, namely the Taysir of Ibn Zuhr, preserved in the Biblioteca Histórica de la Universidad Complutense de Madrid. This manuscript is edited online in Google Books: (Source).