"Roger by grace of God King of Sicily, Duke of Apulia, and Prince of Capua" (Rota on Charter, 1140 A.D.)

"Mosaic in the Martorana at Palermo, representing the coronation of King Roger II at the hands of Christ, where the desired effect of making the God manifest in the king was achieved by a striking facial resemblance between Roger and Christ."  Ernst H. Kantorowicz, The King's Two Bodies:  A Study in Mediaeval Political Theology (Princeton:  1957) 65