1. Seal LIII.28-31 Reference (shelfmark): Seal LIII.28-31 Title: CASTS and electrotypes of the leaden bulla of Coenwulf, King of the Mercians. From the original in the Department of Antiquities. Scope & Content: Mercia, King of. COENWULF: Casts, etc. of his bulla. Coenwulf of England; of Mercia, ob. 819: Casts, etc. of his bulla. Collection Area: Western Manuscripts Languages: English Date Range: 796-821 Extent: 4 items