1. Seal CX.45 Reference (shelfmark): Seal CX.45 Title: Scope & Content: Simon, Abbot of Westminster, 1360. London; Westminster. Abbey of St Peter: Various Seals,: 1256-1832. Simon, Abbot of Westminster: Seals: 1359, 1360. Collection Area: Western Manuscripts Languages: English Date Range: 1256-1832 Extent: 1 item