1. Seal CLXXIX.80 Reference (shelfmark): Seal CLXXIX.80 Title: Scope & Content: City of Aix-la-Chapelle 'ad causas'; 13th cent. As W. Ewald, Siegelkunde, 1914, p. 213 and pl. 33, no. 2. City of Aachen: Seal of the city 'ad causas': 13th cent. Collection Area: Western Manuscripts Languages: English Date Range: Unspecified Extent: 1 item