 Complete the following phrase:  As Myatt and Hanley describe, the design of St George slaying the dragon is an example of a numismatic motif, with a similar design being used in 320 BC on a silver Macedonian coin and appearing on later Roman coinage. St George was made Englands patron saint by Richard the Lionheart. The design on sovereigns and half sovereigns issued during the reign of George III, features his namesake saint slaying the 