1. Seal XLIX.5 Reference (shelfmark): Seal XLIX.5 Title: Scope & Content: Johanne, daughter of Arthur, Duke of Bretagne, wife of Robert de Flandre, Seign. de Cassel, 1340. Jehanne de Flandre, wife of Robert, Seigneur de Cassel: Seal: 1340. Collection Area: Western Manuscripts Languages: English Date Range: 1340 Extent: 1 item