Texts:
Joan Beaufort, countess of Westmorland, Ownership Possible (c.1440) by Patron Portrait. Ownership Possible (c.1440) by Coat of Arms.
Cecily Neville, Duchess of York, Ownership Possible (c.1440-1495) by Patron Portrait. Ownership Possible (c.1440-1495) by Coat of Arms.
Laynesmith, J.L. "'To Please...Dame Cecely that in Latyn hath litell intellect': Books and the Duchess of York," in The Fifteenth Century XV: Writing, Records, and Rhetoric, ed. Linda Clark (Woodbridge, Suffolk; Rochester, NY: Boydell and Brewer, 2017), 37-56.: 40-44