1. University of Pennsylvania, Ms. Coll. 591 Folder 21 Title: Liber aggregatus in medicinis simplicibus Author: Serapion the Younger Date: ca. 1300.
2. New York Academy of Medicine, MS 05 Title: De medicinis simplicibus Author: Serapion the Younger, Simone Cordo, and Abraham ben Shem-Ṭob Place: Italy Date: 1356, February 26