1. University of Pennsylvania, LJS 26 Title: Algorismus Author: Johannes de Sacrobosco Place: Italy Date: [between 1225 and 1275]
3. University of Pennsylvania, LJS 216 Title: Sphaera mundi Author: Johannes de Sacrobosco Place: Paris Date: [between 1256 and 1270]
4. University of Pennsylvania, Oversize LJS 174 Title: Alphonsine tables Place: Prague Date: 1401-1404.
5. University of Pennsylvania, LJS 42 Title: Bet Elohim. Shaʻar ha-shamayim. Author: Moses Almosnino Place: Salonika Date: [1551]
6. University of Pennsylvania, LJS 472 Title: Ḥeshbon mahalkhot ha-kokhavim Author: Abraham bar Hiyya Place: Spain Date: [14--]
7. University of Pennsylvania, LJS 476 Title: Yesod ʻolam Author: Isaac Israeli ben Joseph Place: Spain Date: [1460?]
8. University of Pennsylvania, LJS 498 Title: Tsurat ha-arets Author: Abraham bar Hiyya Place: Graz Date: [1542-1599?]
9. Princeton University, Garrett MS. 99. Title: Astronomical texts Place: France Date: between 1275-1325
10. Boston Public Library, MS q Med.209 Title: Theoricae novae planetarum ... etc.]. Author: Georg von Peuerbach Place: Germany Date: between 1475 and 1499?