11. Columbia University Rare Book & Manuscript Library, MS X86 C12 DS ID: DS19677 Title: Calendar Place: Amsterdam Date: 5501 [1740 or 1741
12. Boston Public Library, MS q Med.302 DS ID: DS25478 Title: Astronomical calendar Place: Italy Date: 1500-1534?
13. University of Pennsylvania, Halper 445 DS ID: DS26020 Title: Polemics Date: 11th century-15th century?