1. Add Ch 16212 Reference (shelfmark): Add Ch 16212 Title: Scope & Content: Credentials of Prince Dionysius, Portuguese Ambassador, to Edward I.; circa 1300. Alfonso III; King of Portugal: Credentials of Dionysius, his natural son, on his embassy to England: circ. 1300. Collection Area: Western Manuscripts Languages: English Date Range: c 1300 Extent: 1 item