1. Seal CLXXIX.74 Reference (shelfmark): Seal CLXXIX.74 Title: Scope & Content: John of Luxemburg, Archbishop of Mainz 1371-1373. As Wuerdtwein, ibid., vi, 1785, pl. 27. Jean de Luxembourg, Archbishop of Mainz: Seal.: 1371-1373. Collection Area: Western Manuscripts Languages: English Date Range: Unspecified Extent: 1 item