إبن المجدي، شهاب الدين أبو العباس أحمد بن رجب القاهري،  1365-1447 <br/><br/>
رسالة في العمل بالربع المقطوع المرسوم بالمقنطرات، undated  [microform] / 
= Risalah fi al-'amal bi-al-rub' al-maqtu' al-marsum bi-al-muqantarat 


 - Zug (Switzerland) :  Inter Documentation Co.,  1985 
 - 1 microfiche (6 fr.) :  positive ;  11cm. x 16cm. 
<br/><br/>Treatise on the use of the truncated quadrant. -- Description of manuscript: fol.34b-39b; page area: 20 x 13 cm.; written area: 15.5 x 8.5 cm.; 19 lines. -- Type of paper: laid. -- Hand: clear naskhi. -- Ink: black and red. -- Decorations: chapters overlined in red. -- Binding: half-leather (with flap). -- Other features: not applicable. 
<br/><br/> GAL vol. 2, pg. 158 (no.4); supp. vol. 2, pg. 158. 
<br/><br/>Cite as: SOAS collection, Univ. of London, London. 
<br/><br/><br/>Arabic Manuscripts in the Library of the S.O.A.S., Univ. of London. 
<br/><br/>
<br/><br/><br/>Originals in: SOAS, accession no. 45806. 
<br/><br/><br/>In Arabic. 
<br/><br/> Described in: Gacek, Adam. Catalogue of the Arabic manuscripts in the library of the School of Oriental and African Studies. London: SOAS, 1981, Ms. 285. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Manuscripts, Arabic--Michigan Ann Arbor<br/>Astronomy, Arab--Early works to 1800<br/>Almucantar--Early works to 1800<br/>Quadrant--Early works to 1800<br/>Astronomical instruments--Early works to 1800
<br/><br/><label>Gov. Doc. Class. No.: </label>SOAS 25:1183