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Title: Tarazha-yi Karaji : risalahi dar fann-i istikhraj-i abha-yi zir sathi
Description: Tihran, Sazman-i Asnad va Kitabkhana, [2010]. orig.boards. 22x14cm, 236 pp.. Textual diagrams.. ISBN: 9789644462597. Minor rubbing. VG. Text in Persian. Includes a 3-page English abstract. "Karaji's Levels: Exploration & Extract of Hidden Waters" ["This concise text aims to explain the levels and surveying instruments and methods used, modified and invented by Mohammed Ibn-al Hassan al Hasib Karaji which is described in his famous book of exploration 'Extract of Hidden Waters' (Inbat al- miyah al-khafiya) written about 1000 AD. As explained in this book Karaji has made two main contributions in developing the surveying instruments. The first is a level with a movable sighting tube. The second, which has the same importance as the above mentioned one is calibration of the existing instrument (plumb level) and also calibration of the level with sighting-tube..." - from abstract].

Keywords: 9789644462597 History of Science, Medieval Iran, Surveying, History of Science, Instruments, Persian Hydrology, , ,

Price: US$ 65.00 Seller: Expatriate Bookshop of Denmark
- Book number: BOOKS012458I

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