NIZAM AL-DIN ‘ABD AL-‘ALI IBN MUHAMMAD IBN HUSAYN AL-BIRJANDI (D.1525), SHARH AL-TADHKIRAH AL-NASIRIYYAH, A COMMENTARY ON THE 'MEMOIR' OF NASIR AL-DIN AL-TUSI, SIGNED BY MUHAMMAD HUSAYN IBN MUHAMMAD YUSUF TALIQANI, PERSIA, SAFAVID, DATED 1051 AH/1641 AD |

Arabic manuscript on paper, 462 leaves plus 1 fly-leaf, 18 lines to the page written in black naskh, important words in red and extensive commentaries in the margins, several diagrams throughout, some pages loose and possibly incomplete, in brown leather binding

In generally good condition, some pages loose and possibly incomplete, smudges and stains, the pages numbered in Persian on the upper right of the verso, minor holes, numerous seals impression and ownership inscriptions throughout, as viewed.
"In response to your inquiry, we are pleased to provide you with a general report of the condition of the property described above. Since we are not professional conservators or restorers, we urge you to consult with a restorer or conservator of your choice who will be better able to provide a detailed, professional report. Prospective buyers should inspect each lot to satisfy themselves as to condition and must understand that any statement made by Sotheby's is merely a subjective, qualified opinion. Prospective buyers should also refer to any Important Notices regarding this sale, which are printed in the Sale Catalogue.
NOTWITHSTANDING THIS REPORT OR ANY DISCUSSIONS CONCERNING A LOT, ALL LOTS ARE OFFERED AND SOLD AS IS" IN ACCORDANCE WITH THE CONDITIONS OF BUSINESS PRINTED IN THE SALE CATALOGUE."

Nizam al-Din ‘Abd al-‘Ali ibn Muhammad ibn Husayn al-Birjandi was a well-known mathematician, astronomer and jurist who worked in Isfahan at the Safavid courts of Isma’il I (r.1501–24) and Tahmasp (r.1524–76). Copies of this work can be found in libraries in Baghdad, Hyderabad, Manchester, Mashhad, St. Petersburg and Tehran (see B.A. Rosenfeld & E. Ihsanoglu, Mathematicians, Astronomers & other Scholars of Islamic Civilisation and their Works ( 7^th – 19^th C.), Istanbul, 2003, pp.314-6, no.940, A9). The colophon of this copy states that it was copied from a copy made from the original by the author.