Syndicus; Early Christian Art, Burns & Oates, London, 1962 Wernher, Martin, The Liudhard Medalet, in Anglo-Saxon England, Volume 20, eds. Michael Lapidge, Malcolm Godden, Simon Keynes, Cambridge University Press, 1992, , google books Sharp, Robert (2016). The Hoard and Its History: Staffordshire's Secrets Revealed. Brewin Books, . External links Christian iconography Crosses by form Medieval art