61. Hādhihi raqāʾiq al-daqāʾiq fī ḥisāb al-daraj wa-al-daqāʾiq Creator: Sibṭ al-Māridīnī, Badr al-Dīn Muḥammad ibn Muḥammadبدر الدين محمد بن محمد سبط المارديني Contributor: Karpinski, Louis Charles, former ownerMeyerhof, Max, former owner Language: Arabic Time period: Early works to 1800 Extent: 1 v. ([33] p.) ; 23 cm.
62. Hādhihi risālah fī al-ḥisāb ... Creator: Ibn al-Hāʼim, Aḥmad ibn Muḥammad, -1412Ibn al-Bannāʼ, Aḥmad ibn Muḥammad, 1256?-1321?Dimashqī, ʻAbd al-Laṭīf ibn AḥmadAshʻarī, Aḥmad ibn Muḥammad, active 11th century-12th century Date: 1719-1720 Language: Arabic Geographic region: Turkey Extent: 19-23 long lines with generous margins for notes; extensive marginalia in first work. Catchwords in third work each verso, lower left.
63. Hādhihi risālat al-asṭurlāb Creator: ʻĀmilī, Bahāʼ al-Dīn Muḥammad ibn Ḥusaynبهاء الدين محمد بن حسين العاملي Language: Arabic Time period: Early works to 1800 Extent: 1 v. ([12] p. on 3 lvs.) ; 21 cm.
64. Hādhā al-kitāb kashf al-asrār fī ʻilm al-ghubār Creator: Qalaṣādī, Abū al-Ḥasan ʻAlī ibn Muḥammadالقلصادي Contributor: Qalaṣādī, Abū al-Ḥasan ʻAlī ibn MuḥammadKarpinski, Louis Charles, former ownerMeyerhof, Max, former ownerأبو الحسن علي بن محمد القلصادي Language: Arabic Time period: Early works to 1800 Extent: 1 v. ([37] p. on 10 lvs.) ; 25 cm.
65. Hādhā kitāb al-nisbah al-sittīnīyah ʻalá al-tamām wa-al-kamāl Contributor: Meyerhof, Max, former owner Language: Arabic Extent: 1 v. ([32] p. on 8 lvs.) ; 19 cm.
66. Hādhā sharḥ al-ʻallāmah Ibn Ghāzī ʻalá Munyah fī al-ḥussāb wa-al-jabr wa-al-muqābalah Creator: Ibn Ghāzī, Muḥammad ibn Aḥmadمحمد بن أحمد بن غازي Contributor: Ibn Ghāzī, Muḥammad ibn AḥmadMeyerhof, Max, former ownerمحمد بن أحمد بن غازي Language: Arabic Time period: Early works to 1800 Extent: 1 v. ([262] p. on 65 lvs.) : ill. ; 24 cm.
67. Hādhā ḥāshiyat al-ustādh al-fāḍil al-shaykh al-ʻAṭṭār ʻalá sharḥ Ashkāl al-taʼsīs lil-Qāḍī Zādah fī al-handasah Creator: ʻAṭṭār, Ḥasan ibn Muḥammadحسن بن محمد العطار Contributor: Qāḍī Zādah, Mūsá ibn MuḥammadMeyerhof, Max, former ownerQāḍīʹzādah, Mūsá ibn MuḥammadEuclidSamarqandī, Muḥammad ibn Ashrafموسى بن محمد قاضي زادهمحمد بن أشرف السمرقندي Date: [18--?] Language: Arabic Extent: 1 v. ([111] p. on 29 lvs.) : ill. ; 24 cm
68. Ikhtiṣār lil-maqālāt min kitāb Uqlīdis. Creator: Euclid Date: A.H. 502 (1108-1109) Language: Arabic Geographic region: Egypt, Iraq, or Syria Extent: Written in 15 long lines; ruled with a misṭarah with approximately 8 mm. between lines, a standard measurement for manuscripts written in Egypt.
70. Inshā-i Harkarn Creator: Harikaṇa, Multānīهركرن بن متهراداس ملتانى، fl. 1625 Contributor: Nuttall, Frank E., former ownerRobert Sumption, former owner Date: [1650-1750]. Language: Persian Geographic region: India Time period: 1526-1765 Extent: 91 leaves : paper ; 198 x 108 (155 x 60) mm. bound to 205 x 120 mm.
71. Irshād al-ḥāyir ilá takhlīṭ [sic] faḍl al-dāʾir Creator: Ibn al-Majdī, Shihāb al-Dīn Abū al-ʻAbbās Aḥmad ibn Rajab al-Qāhirīشهاب الدين أبو العباس أحمد بن رجب القاهري بن المجدي Contributor: Meyerhof, Max, former owner Language: Arabic Time period: Early works to 1800 Extent: 1 v. ([102] p.) : ill. ; 24 cm.
72. Iḥyāʾ al-fuʾād bi-maʻrifat khawāṣṣ al-aʻdād Creator: Damanhūrī, Aḥmad ibn ʻAbd al-Munʻimأحمد بن عبد المنعم الدمنهوري Language: Arabic Time period: Early works to 1800 Extent: 1 v. ([46] p.) ; 20 cm.