Carte des Descentes Faites en Angleterre et en Irlande Depuis Guillaume la Conquérant jusqu'à nos jours [Map of the Invasions of England and Ireland from William the Conqueror to the Present] [Delivery], ss:8245857. Division of Rare and Manuscript Collections. https://archives.library.cornell.edu/repositories/2/digital_objects/34831 Accessed August 23, 2026.