1. University of Pennsylvania, Misc Mss Box 24 Folder 22 DS ID: DS2116 Title: Letter Author: Giacomo Tornieri Date: 1584.
2. Newberry Library, VAULT folio Case MS 5072 no.1 DS ID: DS18253 Title: Letter Author: Alphonsus Pantius Place: Ferrara and Italy Date: 1569 Mar. 2.