1. The Huntington Library, Art Museum, and Botanical Gardens, mssHM 63330 DS ID: DS9587 Title: Ruralia commoda Author: Pietro de' Crescenzi Place: England Date: between 1440 and 1460.
2. Harvard University, MS Lat 243 DS ID: DS10881 Title: Ruralia commoda Author: Pietro de' Crescenzi Date: between 1300 and 1350