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Project / Collection Qatar Foundation Partnership Programme Container Reference (shelfmark) Or 9587 Digitised Content Yes (available)

1. Or 9587, ff 1v-29v

Reference (shelfmark):
Or 9587, ff 1v-29v
Title:
Risālah fī ʿilm al-ẓalālāt رسالة في علم الظلالات Ibn al-Raqqām, Muḥammad ibn Ibrāhīm ابن الرقام، محمد بن ابراهيم
Scope & Content:
A comprehensive treatise on the construction and use of several types of sundials, including explanations of the theoretical principles of gnomonics. The treatise is divided into forty-four chapters (فصول), and contains fifty diagrams. Both the content and arrangement of the text preserved here...
Collection Area:
Oriental Manuscripts
Languages:
Arabic
Date Range:
1270-1315
Extent:

Ff. 1v-29v

2. Or 9587, ff 30r-30v

Reference (shelfmark):
Or 9587, ff 30r-30v
Title:
‘Amal ‘āmm fī ‘amal ālāt al-iẓlāl عمل عام في عمل آلات الإظلال Ibn al-Raqqām, Muḥammad ibn Ibrāhīm ابن الرقام، محمد بن ابراهيم
Scope & Content:
Fragment of a general introduction to the use of sundials. The text does not appear to be preserved elsewhere. Only one folio of this treatise is preserved and the text is imperfect at the end. The text on the lower half of f. 30v is obscured by water damage, worm holes and repairs. Begins (f. ...
Collection Area:
Oriental Manuscripts
Languages:
Arabic
Date Range:
1270-1315
Extent:

Ff. 30r-30v

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