Texts:
Cecily Neville, Duchess of York, Ownership Confirmed (? - 1495) by Will.
Bridget of York, Ownership Confirmed (1495 - c.1507) by Will.
Spedding, Alison J. "'At the King's Pleasure': The Testament of Cecily Neville," Midland History 35, no. 2 (2010): 256-72.: 263, 267
Armstrong, C.A.J. "The Piety of Cicely, Duchess of York: A Study in Late Medieval Culture," in England, France and Burgundy in the Fifteenth Century (London: Hambledon Press, 1983), 135–56.: 75, 82-83
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.: 53, 55