The importance of scientific values in the spiritual development of man and society was emphasized in the works of Abu Abdullah Al-Khwarizmi, Musa Al-Khwarizmi, Ahmad Ferghani, Abu Nasr Al-Farabi, Abu Raykhan Al-Biruni, Ibn Sina and other thinkers. They described scientific values as a link connecting generations and times, an important means of moral purification of man and calling for virtue.

This article provides a brief description of the works of Muhammad ibn Umar Fakh al-Din al-Razi which stored in the manuscript fund of the Institute of Oriental Studies of the Academy of Sciences of the Republic of Uzbekistan. It is noteworthy that of Fakh al-Din al-Razi’s works on philosophy, logic and theology have been little studied in Uzbekistan and some of the works in the manuscript fund have also been little studied by Orientalists in Asia and Europe.