• Material is open for research.
• Manuscript of a Manual containing 18 works, including instructions of Mass, moral instructions, meditations for prayer, a calendar, and two works ascribed to Thomas Aquinas.
• Manual of a Carthusian Lay Brother and Member of the Rosenkrantzbruderschaft. General Collection, Beinecke Rare Book and Manuscript Library, Yale University.

Subjects:

• Thomas, Aquinas, Saint, 1225?-1274.
• Carthusians.
• Manuscripts, Medieval -- Connecticut -- New Haven.
• Third orders.
• Manuscripts, Medieval -- Germany -- 15th century.
• Medieval and Renaissance Manuscripts in Beinecke Library.