Illustrations of water clocks in light of the manuscript of “ktāb ʿlm s-sāʿāt wālʿml bhā” by Rḍwān bn Muhammad al-sāʿātī (658 AH/1259 AD) Preserved in the Kopruli Library in Istanbul under preservation number 949.

Document Type : Scientific Articles

Authors

1 Department of Archeology and Civilization, Faculty of Arts, Helwan University

2 Department of Archeology and Civilization Faculty of Arts Helwan University

Abstract

The research deals with the study of illustrations of one of the most important Arabic manuscripts related to the science of clocks, which is the “ktāb ʿlm s-sāʿāt wālʿml bhā” dated 658 AH / 1259 AD, by its author, Radwan bin Muhammad Al-Khursani. Preserved in the Kopruli Library in Istanbul under preservation number 949, The manuscript includes clocks created by his father, Muhammad bin Ali bin Rustum Al-Khursani, one of the most important water clocks makers in Arab civilization. Absolutely the one who made the clocks located at the door of the Eastern Umayyad Mosque in Damascus, the author discussed these machines and how they worked, as they became corrupted after the death of his father, and he had to repair them. and return it to its original form with the addition of some improvements to develop the performance of the clock.

The research aims to study some illustrations of the manuscript, as it is one of the important manuscripts that includes a type of water clock, the names of its parts, and how it works, explaining this with illustrations that refer to the author’s text.

the research also deals with scientific representation through study and analysis in terms of the parts of the clock, its function and method of work, explaining the technical method of those drawings, following the descriptive and analytical approach.

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