1. Seal CLXVIII.109 Reference (shelfmark): Seal CLXVIII.109 Title: Scope & Content: John de Lancastre, sire de Biaufort, 1304. (10155) Jean de Lancastre, Sire de Biaufort: Seal: 1304. Collection Area: Western Manuscripts Languages: English Date Range: 20th century Extent: 1 item