Summary

Barclay V. Head English Coins and Tokens, with a Chapter on Greek and Roman Coins

The influence of the old religious beliefs nevertheless maintained so firm a hold on men’s minds that the reverses of Greek coins continued to bear sacred types throughout the Roman Imperial period; and even on the money of the Byzantine emperors when Christianity had become the State religion, the figures of Christ and the Virgin, or the sign of the Cross, still bear witness that the same religious sanction in a new form continued to be invoked for the coin of the realm.
Source: Gutenberg

Barclay V. Head English Coins and Tokens, with a Chapter on Greek and Roman Coins

The science of Numismatics (from the Greek word νὁμυὁμα, a legally current coin) embraces the study of the coins of all the nations of the earth who have at any period impressed upon pieces of metal—gold, silver, bronze, brass, copper, iron, tin, lead, etc. etc.—any devices (types) , or inscriptions, indicating that such pieces of metal were issued by authority for public use as money.
Source: Gutenberg

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