1. University of Pennsylvania, Halper 454 DS ID: DS25776 Title: Medical texts Date: 11th century-13th century?
2. University of Pennsylvania, Halper 447 DS ID: DS25854 Title: Medical texts Date: 11th century-12th century?
3. University of Pennsylvania, Halper 452 DS ID: DS26114 Title: Recipes Date: 11th century-12th century?