2. University of Pennsylvania, Oversize LJS 239 Title: Pattern-book of bridles, bits and straps Date: 1560
3. University of Pennsylvania, LJS 293 Author: Abu Bakr al-Hassar Place: Baghdad Date: A.H. 590 (1194)
4. University of Pennsylvania, LJS 296 Author: Yaḥyá ibn Aḥmad Kāshānī Place: Isfahan Date: A.H. 720 (1320)
5. University of Pennsylvania, Oversize LJS 322 Title: Fragments from Books III-V of Qānūn fī al-ṭibb. Author: Avicenna Date: [12--?]
6. University of Pennsylvania, Oversize LJS 359 Title: Qānūn fī al-ṭibb Author: Avicenna Place: England Date: [between 1250 and 1299]
7. University of Pennsylvania, LJS 35 Title: Decretales Gregorii IX Author: Catholic Church Date: between 1240 and 1260.
9. University of Pennsylvania, LJS 37 Title: Elements Author: Euclid Place: Egypt Date: A.H. 502 (1108-1109)
10. University of Pennsylvania, LJS 380 Title: Pros mathēmatikous Author: Sextus Empiricus Place: Italy Date: [between 1430 and 1450]
11. University of Pennsylvania, LJS 382 Title: Alchemical miscellany Author: Georg Hayniger Place: Vienna Date: [circa 1476]
12. University of Pennsylvania, LJS 384 Title: Philosophia mundi Author: William of Conches Place: Germany Date: [circa 1150]
14. University of Pennsylvania, LJS 386 Title: Mīzān al-ḥikmah Author: Al-Khazini Date: [1250?-1350?]
15. University of Pennsylvania, LJS 388 Title: Mulakhkhaṣ fī al-hayʼah Author: Jaghmini Place: Iran Date: A.H. 786 (1384)
17. University of Pennsylvania, Oversize LJS 391 Title: Kitāb al-Manṣūrī Author: Abu Bakr al-Razi Date: between 1200 and 1225?
18. University of Pennsylvania, LJS 392 Title: Tafsīr al-Taḥrīr Author: Nizam al-Din al-Nisaburi Place: Iran Date: A.H. 813 (1411)
19. University of Pennsylvania, LJS 393 Title: Sharḥ Fusūl Ibuqrāṭ Author: Abū al-Qāsim ʻAbd al-Raḥmān ibn ʻAlī ibn Abī Ṣādiq al Nīsābūrī Place: Egypt Date: [between 1300 and 1399?]
20. University of Pennsylvania, LJS 395 Title: De proprietatibus rerum Author: Bartholomew Anglicus Date: 1200s.
22. University of Pennsylvania, LJS 398 Title: Maqālah fī khalq al-insān Author: Saʻīd ibn Hibat Allāh ibn al-Ḥusayn Place: Syria Date: A.H. 689 (1290)
23. University of Pennsylvania, LJS 400 Title: Sharḥ-i Zīj Gūrgānī Author: Ali Qushji Place: Iran Date: A.H. 899 (1493-1494)
24. University of Pennsylvania, LJS 403 Title: Alchemical miscellany Author: Ibrāhīm al-Ḥusaynī Place: Herat Date: A.H. 901-904 (1496-1499)
25. University of Pennsylvania, LJS 404 Title: Jāmiʻ al-ʻulūm Author: Fakhr al-Din al-Razi Place: Iran Date: [between 1200 and 1399?]
26. University of Pennsylvania, LJS 405 Title: Tasʹhīl al-naẓar wa-taʻjīl al-ẓafar Author: Al-Mawardi Place: Egypt Date: [1250-1350?]
27. University of Pennsylvania, LJS 407 Title: Astronomy Author: Nasir al-Din al-Tusi Date: [between 1500 and 1599?]
28. University of Pennsylvania, LJS 408 Title: Sharḥ al-Jaghmīnī Author: Qāḍī Zāda al-Rūmī Place: Samarkand Date: A.H. 830 (1427)
29. University of Pennsylvania, LJS 409 Title: Kitāb al-Kashf wa-al-bayān. Īḍāḥ al-rumūz fī al-burhān Date: [between 1600 and 1799?]
30. University of Pennsylvania, LJS 410 Title: Sharḥ al-Jaghmīnī Author: Qāḍī Zāda al-Rūmī Place: Iran Date: [between 1400 and 1599?]
31. University of Pennsylvania, LJS 412 Title: Treatise on astronomy Place: Cairo Date: A.H. 950 (1543)
33. University of Pennsylvania, Oversize LJS 417 Title: Qānūn fī al-ṭibb Author: Avicenna Date: A.H. 899-904 (1494-1498)
34. University of Pennsylvania, Oversize LJS 418 Title: Passio sancti Blasii Place: Italy Date: [12--]
39. University of Pennsylvania, LJS 424 Title: Nonus Almansoris cum annotationibus Doctoris S? : varia alia opuscula. Author: Johannes Mellarinus Place: Bologna Date: 1500-1501.
40. University of Pennsylvania, LJS 426 Title: Qānūn fī al-ṭibb Author: Avicenna Place: Iran Date: [between 1375 and 1399?]
41. University of Pennsylvania, Oversize LJS 427 Title: Qānūn fī al-ṭibb Author: Avicenna Place: Persia Date: A.H. 989 (1581)
42. University of Pennsylvania, LJS 42 Title: Bet Elohim. Shaʻar ha-shamayim. Author: Moses Almosnino Place: Salonika Date: [1551]
43. University of Pennsylvania, LJS 430 Title: Carmina de urinarum iudiciis et de pulsibus Author: Bartholomaeus de Montagna Place: France Date: [after 1500]
45. University of Pennsylvania, LJS 434 Title: Jadāvil-i ikhtiyārāt Place: Iran Date: approximately A.H. 912 (1507)
46. University of Pennsylvania, LJS 435 Title: Maqālah fī al-ʻamal bi-al-yad Author: Abu al-Qasim al-Zahrawi Place: A.H. 869 (1464) Date: 1464
47. University of Pennsylvania, LJS 436 Title: Ḍawʼ al-sirāj Author: Maḥmūd ibn Abī Bakr Faraḍī Date: A.H. 723-747 (1323-1347)
48. University of Pennsylvania, LJS 437 Title: Circa instans Author: Matthaeus Platearius Place: Germany Date: [1400?]
49. University of Pennsylvania, LJS 438 Title: Neoplatonic translations Author: Platonic Academy Place: Florence Date: [circa 1475]
50. University of Pennsylvania, LJS 439 Title: Book on the configuration of the orb Author: Dunash ibn Tamim Place: Seville Date: [13--?]
51. University of Pennsylvania, LJS 43 Title: Poetry Author: Qasem-e Anvar Place: Iran Date: [between 1550 and 1599]
52. University of Pennsylvania, LJS 441 Title: Miṣbāḥ fī ʻilm al-miftāḥ fī al-ḥikmah al-Ilāhīyah wa-al-ṣināʻah al-ḥikmīyah Author: Al-Jaldaki Place: Aleppo Date: A.H. 970 (1562)
53. University of Pennsylvania, Oversize LJS 442 Title: Buch von den probierten Künsten Author: Franz Helm Place: Bavaria Date: [between 1585 and 1599?]
54. University of Pennsylvania, LJS 443 Title: Collection of texts on the calendar Place: Armenia Date: [after 1416]
55. University of Pennsylvania, LJS 444 Title: Ḥall al-Mūjiz Author: Muḥammad ibn Muḥammad Aqsarāʼī Date: A.H. 884 (1480)
56. University of Pennsylvania, LJS 445 Title: Prognosticatio Author: Johannes Lichtenberger Place: Nuremberg Date: [after 1488]
57. University of Pennsylvania, Oversize LJS 447 Title: Masālik al-abṣār fī mamālik al-amṣār Author: Chihab al-Umari Place: Aleppo Date: 1710.
58. University of Pennsylvania, Oversize LJS 449 Title: Medical miscellany Place: Germany Date: [circa 1446]
59. University of Pennsylvania, LJS 451 Title: Commentary on the doctrinale puerorum Place: France Date: [between 1279 and 1299]
60. University of Pennsylvania, LJS 452 Title: Ex quo vocabularii varii et autentici Place: Germany Date: [14--]
61. University of Pennsylvania, LJS 455 Title: Fawāʼid al-ḥabīb. Zinjār al-ḥukamāʼ Author: Abu ʻAbd Allāh Muḥammad ibn al-Bahāʼ Place: Egypt Date: [1400?]
62. University of Pennsylvania, LJS 456 Title: Secretum secretorum Place: Andalusia Date: A.H. 797 (1394)
63. University of Pennsylvania, LJS 457 Title: Logica parva Author: Paul of Venice Place: Perugia Date: 1475.
64. University of Pennsylvania, LJS 458 Title: Abscondita naturae : collecta ab diversis philosophorum et medicorum voluminibus / Author: Marco Girolamo Vida Place: Cremona Date: 1545.
65. University of Pennsylvania, LJS 459 Title: Secretum secretorum Place: Mosul Date: [between 1193 and 1211]
66. University of Pennsylvania, LJS 460 Title: Elements Author: Euclid Place: Egypt Date: A.H. 502 (1108-1109)
67. University of Pennsylvania, LJS 462 Title: Algorismus Author: Alexander of Villedieu Place: Spain Date: [between 1300 and 1350]
68. University of Pennsylvania, LJS 463 Title: Medical miscellany Author: Heinrich Stegmüller Place: Buchau Date: 1443.
69. University of Pennsylvania, LJS 464 Title: Taḥṣīl al-munā fī sharḥ Talkhīṣ Ibn al-Bannāʼ Author: Abū ʻAbd al-Raḥmān Yaʻqūb ibn Ayyūb Mawāhidī Place: Granada Date: A.H. 849 (1445)
70. University of Pennsylvania, LJS 465 Title: Poem Author: Ibn Luyun Place: Spain Date: [13--?-14--?]
71. University of Pennsylvania, LJS 466 Title: Laṭāʼif al-kalām fī aḥkām al-aʻwām Author: Muḥammad Ḥusaynī Date: A.H. 852 (1448)
72. University of Pennsylvania, LJS 467 Title: Hādhā min Khawāṣs al-manāzil wa-hiya fī al-maghrib anwāʼ Place: North Africa Date: [13--?-15--?]
73. University of Pennsylvania, LJS 468 Title: Meḳitse nirdamim Author: Meir ben Solomon Alguadez Place: Italy Date: [after 1546]
74. University of Pennsylvania, LJS 469 Title: Qānūn fī al-ṭibb Author: Avicenna Place: Italy Date: [circa 1490]
77. University of Pennsylvania, LJS 471 Title: Medical miscellany Author: Gentile da Foligno Place: Italy Date: [circa 1350-1499]
78. University of Pennsylvania, LJS 472 Title: Ḥeshbon mahalkhot ha-kokhavim Author: Abraham bar Hiyya Place: Spain Date: [14--]
79. University of Pennsylvania, Oversize LJS 473 Title: L'arte del navegare Place: Venice Date: 1464-1465.
80. University of Pennsylvania, LJS 474 Title: Sharḥ al-Jaghmīnī Author: Qāḍī Zāda al-Rūmī Date: [between 1600 and 1799?]
82. University of Pennsylvania, LJS 476 Title: Yesod ʻolam Author: Isaac Israeli ben Joseph Place: Spain Date: [1460?]
84. University of Pennsylvania, Oversize LJS 478 Title: Kitāb fī istīʻāb al-wujūh al-mumkinah fī ṣanʻat al-asṭurlāb Author: Al-Biruni Date: A.H. 625 (1228)
85. University of Pennsylvania, Oversize LJS 47 Title: De institutione musica Author: Boethius Place: France Date: 1490
86. University of Pennsylvania, Oversize LJS 481 Title: Ḥaṭṭ al-niqāb ʻan wujūh aʻmāl al-ḥisāb Author: Aḥmad ibn Ḥusayn Ibn al Qunfudh Place: Morocco Date: [between 14--? and 16--?]
87. University of Pennsylvania, Oversize LJS 482 Title: Commentary on De generatione et corruptione Author: Albertus Magnus Place: Toulouse Date: [between 1275 and 1299]
88. University of Pennsylvania, LJS 483 Title: Commentary on Aristotle's Physics Place: Ingolstadt Date: [circa 1480]
89. University of Pennsylvania, LJS 484 Title: Mulomedicina Author: Vegetius Place: Ferrara Date: [between 1450 and 1475]
90. University of Pennsylvania, Oversize LJS 486 Title: Kitāb Alghāz fī al-lughah al-ʻArabīyah Place: Egypt Date: A.H. 720 (1320)
91. University of Pennsylvania, LJS 487 Title: Treatises on astronomical instruments Place: France Date: [between 1500 and 1599]
92. University of Pennsylvania, LJS 488 Title: Summa de arithmetica, geometria, proportioni et proportionalità Author: Luca Pacioli Place: Venice Date: [after 1494]
94. University of Pennsylvania, LJS 492 Title: Medical miscellany Place: Spain Date: [between 1425 and 1475]
95. University of Pennsylvania, LJS 493 Title: Physics Author: Aristotle Date: between 1150 and 1175.
96. University of Pennsylvania, LJS 494 Title: Sphaera mundi Author: Johannes de Sacrobosco Place: Italy Date: [between 1425 and 1450]
97. University of Pennsylvania, LJS 495 Title: Kharīdat al-ʻajāʼib wa farīḍat al-gharāʼib Author: Sirāj al-Dīn Abū Ḥafṣ ʻUmar Ibn al-Wardī Date: [between 1450 and 1550?]
98. University of Pennsylvania, Oversize LJS 496 Title: Treatise on practical mathematical calculation Place: Italy Date: [between 1475 and 1499]
99. University of Pennsylvania, LJS 497 Title: Canones vel operationes in operando quadrante Place: Italy Date: [circa 1502]
100. University of Pennsylvania, LJS 498 Title: Tsurat ha-arets Author: Abraham bar Hiyya Place: Graz Date: [1542-1599?]