al-Bayān wa al-tidhkār fī ṣanʻat ʻamal al-ghubār. = البيان و التذكار في صنعة عمل الغبار.

Abū Bakr al-Ḥaṣṣār, active 12th century.
ابو بكر الحصار، active 12th century.
Other Title:
Bayān wa al-tadhkār fī ṣanʻat ʻamal al-ghubār
Title from colophon: Juzʼ al-awwal min al-bayān.
Title from colophon: جزء الاول من البيان.
Baghdād, A.H. 590 (1194)
بغداد، 590 هجري (1194)
86 leaves : paper ; 232 x 165 (164 x 114) mm. bound to 234 x 175 mm.
Algebra -- Early works to 1800.
Arithmetic -- Early works to 1900.
Mathematics, Arab -- Early works to 1800.
Mathematics, Arab.
Manuscripts, Arabic -- 12th century.
Manuscripts, Medieval.
Codices (bound manuscripts).
Early works.
The first part of a treatise on arithmetic and algebra, with some marginal notes.
Ms. codex.
Title from title page and introduction (f. 1r, 1v).
Collation: Paper, i + 86 + i; 1⁸ 2¹² 3⁸ 4¹² 5⁸ 6¹² 7⁸ 8¹² 9⁶. Catchwords on each leaf, lower left verso.
Layout: Written in 15 long lines.
Script: Written in naskh in black ink; partially pointed.
Binding: Early calf over paper boards, blind-stamped with central four-lobed medallion and rolled double frame with text in the outer frame.
Origin: Copied by Muḥammad ibn ʻAbd Allāh ibn al-Mujill al-Baghdādī at al-Madrasah al-Niẓāmīyah in Baghdad, completed A.H. Safar 590 (Jan.-Feb. 1194, f. 86r).
Local notes:
Lawrence J. Schoenberg & Barbara Brizdle Manuscript Initiative.
Penn Provenance:
Formerly owned by Naṣīr al-Dīn Muḥammad ibn Muḥammad al-Ṭūsī (owner's statement, f.1r).
Formerly owned by ʻAlī ibn Thaʻlab (Taghlib) al-Sāʻātī al-Baghdādī, (owner's statement, f. 1r).
Sold at auction at Christie's, 20 Apr. 1999, lot 320, to Lawrence J. Schoenberg.
Deposit by Lawrence J. Schoenberg and Barbara Brizdle, 2011.
Gift of Barbara Brizdle Schoenberg, 2016.
من كتب محمد بن محمد بن الحسن الطوسي غفر الله له ولوالديه (f. 1r).
يملك هذا الكتاب من فضل ربه الوهاب علي بن ثعلب (تغلب) الساعاتي البغدادي، (f. 1r).
Cited in:
Described in Transformation of knowledge: early manuscripts from the collection of Lawrence J. Schoenberg (London: Paul Holberton, 2006), p. 38 (LJS 293).
Cited as:
UPenn LJS 293.
Ṭūsī, Naṣīr al-Dīn Muḥammad ibn Muḥammad, 1201-1274, former owner.
Sāʻātī, ʻAlī ibn Thaʻlab, former owner.
Baghdādī, Muḥammad ibn ʻAbd Allāh ibn al-Mujill, scribe.
Schoenberg, Lawrence J., former owner.
طوسي، نصير الدين محمد بن محمد، 1201-1274، former owner.
ساعاتي، علي بن ثعلب، former owner.
بغدادي، محمد بن عبد الله بن المجل، ‏scribe.
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