1592960287000 1312632771000 agent-169839 1616539740096 1312633140000 1615826049711 adlib fitz-online adlib-agent-169839 9f007dc0-9625-3e14-b1ee-0a56217d0934 2 full name Frederick of Schagen (1380-1396) Frederick of Schagen (1380-1396) agent