Walters, H. B.: Catalogue of the Terracottas in the Department of Greek and Roman Antiquities, British Museum

Durst, Arthur; Watelet, Marcel; Akerman, James R.; Barber, Peter M.; Pastoureau, Mireille: The Mercator Atlas of Europe : Facsimile of the Maps by Gerardus Mercator Contained in the Atlas of Europe, Circa 1570-1572