1. University of Rochester, cod. b 1 DS ID: DS28541 Title: Treaties Author: Pietro d'Abano Place: Italy and Northern Italy Date: c. 1440-1460
2. Ohio State University, Spec.Rare.MS.MR.Frag.468 DS ID: DS11885 Title: Practica Author: Gerard of Cremona Place: Southern France and Montpellier Date: ca. 1300