1. Seal XXXV.284 Reference (shelfmark): Seal XXXV.284 Title: Scope & Content: William de Valence, Earl of Pembroke; taken from a Deed dated 53 Hen. III. William de. Valence, 1st Earl of Pembroke: Impression of his Seal, 53 Hen. III.: Orig. Collection Area: Western Manuscripts Languages: English Date Range: 1268? Extent: 1 item