1. Delhi Arabic 934/f Reference (shelfmark): Delhi Arabic 934/f Title: Risālah ḥisābīyah Scope & Content: Author: Ibn ʻAbd al-Riḍá, Aḥmad, active 17th century VIAF ID: 21881281 Subject: Mathematics, Arab--Early works to 1800 Collection Area: Oriental Manuscripts Languages: Arabic Date Range: 19th century Extent: 1 item