1. University of Pennsylvania, Oversize Ms. Codex 243 Title: Nicomachean Ethics Author: Taddeo Alderotti Place: Italy Date: [1500?]
2. University of Pennsylvania, Ms. Codex 253 Title: Nicomachean Ethics Author: Taddeo Alderotti Place: Italy Date: 1456.
3. University of Pennsylvania, Ms. Codex 273 Title: Nicomachean Ethics Author: Taddeo Alderotti Place: Italy Date: [before 1356]