FSTC Chairman at Uniday, Germany
Astronomer observing the comet of 1577 above Istanbul with a wooden quadrant. Mustafa Ali, Nusratnāme, Topkapi Palace Museum Library, Hazine 1365, folio 5v.
The map of Istanbul. Source: Matrakci Nasuh, Bayān-i Manāzil-i Safar Iraqayn. Source: Istanbul university library. T 5964.
Figure 1: Front cover of Islamic Civilization: History, Contributions, and Influence: A Compendium of Literature by Shaikh M. Ghazanfar
Muezzin's tower, Yining, Xinjiang. This building is in the architectural style of Islamic buildings typical of the Hui heartlands of Shaanxi and Gansu in the mid-Qing period. This mosque was designed by a Chinese Muslim from Gansu and built in two main stages, in 1760 and 1781. From Zhang Shengyi, Xinjiang chuantong jianzhu yishu.