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Пристани и причалы Баку — OurBaku

Пристани и причалы Баку — OurBaku

Optic studies of Roger Bacon, O.F.M. (c. A.D. 1214–1294).

Roger Bacon's circular diagrams relating to the scientific study of optics. By Roger Bacon also Saint Germaine, late Century.

Hercules (al-jathi 'ala rukbati), the kneeling man. (Constellations of the northern hemisphere). Kitab suwar al-kawakib al-thabita (Book of the Images of the Fixed Stars) of al-Sufi

Kitab suwar al-kawakib al-thabita (Book of the Images of the Fixed Stars) of al-Sufi Author: `Abd al-Rahman al-Sufi  (903–86) Object Name: Illustrated manuscript Date: late 15th century Geography: Iran Culture: Islamic Medium: Ink and gold on paper; leather binding Dimensions: H. 10 3/16 in. (25.8 cm) W. 7 1/8 in. (18.1 cm)

Kitab suwar al-kawakib al-thabita (Book of the Images of the Fixed Stars) of al-Sufi

Файл:Dok AliAbas Dadashev.jpg

Файл:Dok AliAbas Dadashev.jpg

A joint project of the British Library and the Qatar Foundation is now offering free access to 25,000 pages of medieval Islamic manuscripts. See here: http://www.qdl.qa/en  Before Christiaan Huygens, came the book The Book of Knowledge of Ingenious Mechanical Devices (1206 A.D.), which was inspired by an earlier, 9th-century translation of Archimedes' writings. Above shows the internal workings of a water-clock. From ‘The Book of Archimedes on the Construction of Water-Clocks'.

Diagram from a ninth-century CE Arabic book entitled “Book of Archimedes on the Construction of Water-Clocks.

Plan-1903.jpg

Plan-1903.jpg

Kitab suwar al-kawakib al-thabita (Book of the Images of the Fixed Stars) of al-Sufi `Abd al-Rahman al-Sufi (903–86)

Kitab suwar al-kawakib al-thabita (Book of the Images of the Fixed Stars) of al-Sufi `Abd al-Rahman al-Sufi

from The Book of Secrets by the Andalusian engineer Ibn Khalaf al-Muradi  The Book of Secrets is a manuscript dating back to the year 1000. It is a priceless manuscript, as it includes descriptions and drawings of more than thirty ingenious devices including mechanical apparatuses, water clocks, automatic calendars and war machines  http://www.leonardo3.net/leonardo/qma/index_eng.html

from The Book of Secrets by the Andalusian engineer Ibn Khalaf al-Muradi The Book of Secrets is a manuscript dating back to the year 1000. It is a priceless manuscript, as it includes descriptions and drawings of more than thirty ingenious devices including mechanical apparatuses, water clocks, automatic calendars and war machines http://www.leonardo3.net/leonardo/qma/index_eng.html

A Medieval English Binding With Thongs Laced Into Oak Boards

A medieval English binding with thongs laced into oak boards ~ Title: The Anturs of Arthur; The Avowing of Arthur;

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