Category:Astrolabe arabe construit par Ahmed-Ben-Khalaf pour Djafar, fils de Moktafi Billah, né en 294 de l'Hégire, mort en 377 (905-987 de notre ère) - btv1b525049523

**Undated astrolabe by Aḥmad ibn Khalaf**
	10th century astrolabe
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Instance of	astrolabe;
Made from material	brass;
Creator	Ahmad ibn Khalaf;
Language of work or name	Arabic;
Collection	Maps and Plans Department of the BnF (GE A 324);
Inventory number	GE A 324 (Maps and Plans Department of the BnF);
Inception	10th century (before 987, after 902);
Diameter	129 mm;
Authority file
	Q56010035; Bibliothèque nationale de France ID: 406735649
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Media in category "Astrolabe arabe construit par Ahmed-Ben-Khalaf pour Djafar, fils de Moktafi Billah, né en 294 de l'Hégire, mort en 377 (905-987 de notre ère) - btv1b525049523"

The following 4 files are in this category, out of 4 total.