min taʼlīf Khwajah Nasīr al-Dīn al-Ṭūsī = Euclidis Elementorum geometricorum libri tredecimextraditione doctissimi Nasiridini Tusini nunc primum Arabicè impressi.First edition in Arabic.Arabic title romanized.Signatures: 1-50⁴.Pages are numbered in numerals of the traditional Arabic font on p. 2-400 and also in modern Arabic numerals on p. 2, 7 (misnumbered 8), 8, and 25-400.Title and text within double line borders; title vignette."Maqālah al-ūlá ilá al-thālithah ʻashar" on top of double line borders of the page.Text in Arabic only.