551. Science History Institute, MS 6 Title: Codicillus Author: Pseudo-Llull Place: Italy Date: between 1450-1500].
552. Science History Institute, MS 7 Title: Liber de secretis naturae Author: Pseudo-Llull Place: Italy Date: between 1450-1500].
553. Science History Institute, MS 1 Title: Recipes and extracts on alchemy, medicine, metal-working, cosmetics, veterinary science, agriculture, wine-making, and other subjects Place: Italy Date: between 1425-1450].
554. Western Michigan University, WMU MS 119 Title: Breviary Author: Catholic Church Place: Italy Date: between 1450 and 1499
555. Western Michigan University, WMU MS 102 Title: Book of hours Author: Catholic Church Place: Italy Date: between 1400 and 1450
556. Western Michigan University, Newberry / WMU MS 7 Title: Tracts on virtue and other topics Place: Italy Date: between 1375 and 1425
557. Western Michigan University, WMU MS 109 Title: Gradual Author: Catholic Church Place: Italy Date: between 1400 and 1450
558. Western Michigan University, WMU MS 149 Title: Breviary Author: Catholic Church Place: Italy Date: 1475-1499
559. Western Michigan University, WMU MS 146 Title: Land grant Author: Catholic Church Place: Italy Date: 1220