1. Seal LXXVIII.8 Reference (shelfmark): Seal LXXVIII.8 Title: Scope & Content: Edward the Black Prince, " Prince of Wales, Duke, of Cornwall and Earl of Chester," 1343 -1376. Princes of Wales: Edward, the Black Prince. Impression of seal of, as " Prince of Wales, Duke of Cornwall, and Earl of Chester": 1343-1376. Collection Area: Western Manuscripts Languages: English Date Range: 1343-1376 Extent: 1 item