Blanche of Savoy, duchess of Milan, Ownership Confirmed (May 1368-1387?) by Archival Mention.
Edmunds, Sheila. "The Medieval Library of Savoy (II), Documents," Scriptorium 25, no. 2 (1971): 253-84.: 257, Item 19
Kaplan, S.C. Women's Libraries in Late Medieval Bourbonnais, Burgundy, and France: A Family Affair (Liverpool: Liverpool University Press, 2022).: 158-59