2. University of Pennsylvania, LJS 488 Title: Summa de arithmetica, geometria, proportioni et proportionalità Author: Luca Pacioli Place: Venice Date: [after 1494]
3. University of Pennsylvania, Oversize LJS 496 Title: Treatise on practical mathematical calculation Place: Italy Date: [between 1475 and 1499]
5. University of Pennsylvania, Misc Mss Box 6 Folder 50 Title: Miscellany Author: Pacholo Falconieri Date: 1467.
6. University of Pennsylvania, Oversize Ms. Codex 102 Title: Account book Author: Alamanno de' Medici Place: Florence Date: 1468-1488.
8. University of Pennsylvania, Oversize Ms. Codex 1322 Title: Ledger Author: Luigi de' Medici Place: Italy Date: 1495-1544.
10. University of Kansas, MS A7 Title: Sermons Author: Bernardino of Siena Place: Italy Date: [1491-1510]